| Subject | English | Chinese |
| tech. | Adcock directional finder | 爱德考克测向仪 |
| tech. | Adcock directional finder | 旋转天线测向仪 |
| tech. | advance directional sign | 方向预告标志 |
| tech. | advance directional sign | 前置指路标志 |
| avia. | advanced automated directional solidification furnace | 先进自动定向固化炉 |
| avia. | advanced directional warhead | 先进定向弹头 |
| tech. | all-directional | 全向的 |
| gen. | all-directional | 全定向的 |
| securit. | all directional innovations covered derivative products | 金融衍生产品全方位创新 |
| gen. | all-directional interchange | 全定向道路立体枢纽 |
| tech. | all-directional intersection | 全定向交叉口 |
| tech. | all-directional intersection | 全定向立体交叉 |
| shipb. | all-directional propeller | 全向推进器 |
| avia. | antenna and directional receiver | 天线和方向接收机 |
| tech. | anti-directional finding | 反定位 |
| tech. | anti-directional finding | 反测向 |
| tech. | anti-directional finding | 反向定位 |
| tech. | automatic directional finder | 自动探向器 |
| tech. | automatic directional finder | 自动测向器 |
| tech. | automatic directional finder | 自动测向仪 |
| securit. | average directional index rating | 平均方向指数评级 |
| securit. | average directional movement index | 平均定向移动指数 |
| tech. | Bray stoke directional reading current flow meter | 布雷斯托克多直读式海流计 |
| shipb. | coaxial directional coupler | 同轴式定向耦合器 |
| tech. | cosine of directional arm | 方向导杆余弦角 |
| tech. | crack directional filtering | 狭缝方向滤波 |
| tech. | daily directional maximum sectional passenger volume | 全日单向最高断面流量 |
| nautic., tech. | device for directional control | 方向控制系统 |
| nautic., tech. | device for directional control | 方向控制装置 |
| avia. | differential directional flux | 微分控制 |
| avia. | differential directional flux | 差动操纵 |
| avia. | differential directional flux | 微分单向通量动控制 |
| tech. | directional accuracy | 方向精度 |
| avia. | directional acoustic frequency analysis and recording | 定向声频分析与记录 |
| tech. | directional adjustment | 方向平差 |
| avia. | directional aerial | 定向天线 |
| tech. | directional aids | 定向器材 |
| tech. | directional aids | 定向航标 |
| avia. | directional aids | 定向设备 |
| tech. | directional amplitude modulation | 定向调幅 |
| tech. | directional angle | 方向角 |
| tech. | directional antenna | 指向天线 |
| avia. | directional antenna for receiver | 接收机方向性天线 |
| avia. | directional antenna of fuze | 引信定向天线 |
| tech. | directional arm | 方向导杆 |
| nautic., tech. | directional, attitude and altitude control system | 方向、姿态和飞高控制系统 |
| avia. | directional attitude reference system | 航向姿态基准系统 |
| avia. | directional automatic realignment of trajectory | 轨迹方向自动重新对准 |
| avia. | directional automatic realignment of trajectory system | 弹道方向自动调准系统 |
| avia. | directional automatic realignment of trajectory system | 达特稳定系统 |
| avia. | directional autopilot servo | 自动驾驶航向伺服机构 |
| tech. | directional averaging method | 方向平均法 |
| tech. | directional baffle | 指向障板 |
| tech. | directional beacon | 定向信标 |
| tech. | directional beacon | 无线电定向信标 |
| tech. | directional beacon | 定向导标 |
| tech. | directional beacon | 指向信标 |
| tech. | directional beam | 定向射束 (无线电) |
| tech. | directional beam beacon | 定向无线电航标 |
| tech. | directional bearing | 测向方位 |
| securit. | directional bidding | 定向投标 |
| tech. | directional carrier | 定向搬运车 |
| tech. | directional casting | 定向柱状晶铸造 |
| tech. | directional census | 交通方向调查 |
| tech. | directional changing | 反转的 |
| tech. | directional channelization | 交通定向渠化 |
| tech. | directional characteristics | 指向特性 |
| tech. | directional characteristics | 方向特性 |
| tech. | directional characteristics | 方向性 |
| tech. | directional characteristics | 指向性 |
| gen. | directional ciystal | 柱状晶体 |
| gen. | directional ciystal | 定向结晶 |
| tech. | directional clutch | 定向离合器 |
| tech. | directional collector | 定向收集器 |
| tech. | directional command activated sonobuoy system | 定向指令声呐浮标系统 |
| avia. | directional command activated sonobuoy system | 主动式指令定向声纳浮标系统 |
| tech. | directional comparison microwave relay | 方向比较微波继电器 |
| tech. | directional contactor | 换向接触器 |
| tech. | directional contactor | 可逆接触器 |
| avia. | directional control | 航向操纵 |
| nautic., tech. | directional control system | 方向控制系统 |
| avia. | directional control valve | 单向控制阀 |
| avia. | directional controlled rocket assisted projectile | 定向控制火箭弹 |
| tech. | directional controller | 方向控制器 |
| tech. | directional correction | 方向校正 |
| tech. | directional counter | 定向计数器 |
| gen. | directional coupler | 方向性锅合器 |
| gen. | directional coupler | 定向精合器 |
| tech. | directional coupling | 方向性耦合 |
| tech. | directional cross | 定向交叉 (口) |
| tech. | directional crossing | 定向式立体交 (叉) |
| tech. | directional crystal | 定向结晶 |
| tech. | directional crystal | 柱状晶体 |
| avia. | directional crystallization blade | 定向凝固叶片 |
| avia. | directional crystallization blade | 定向结晶叶片 |
| tech. | directional current meter | 定向流速仪 |
| tech. | directional current meter | 定向海流计 |
| tech. | directional current protection | 方向电流保护装置 |
| tech. | directional damper | 偏般阻尼器 |
| tech. | directional damper | 方向阻尼器 |
| tech. | directional detector | 定向探测器 |
| tech. | directional detector | 定向检测器 |
| tech. | directional detector | 方向探测器 |
| tech. | directional deviation of borings | 钻孔定向偏离 |
| tech. | directional deviation of borings | 钻孔定向偏差 |
| tech. | directional deviation of borings | 钻探定向偏差 |
| tech. | directional differential protection | 方向差动保护 |
| tech. | directional diffuse reflection | 定向漫反射 |
| tech. | directional diffusion | 定向扩散 |
| tech. | directional diffusion | 方向性扩散 |
| tech. | directional direct current relay | 定向直流继电器 |
| tech. | directional distortion | 方向变形 |
| tech. | directional distribution | 方向分布 |
| tech. | directional distribution | 按向分布 |
| tech. | directional distribution | 方向分配 |
| tech. | directional divergence | 方向性扩散 |
| tech. | directional division multiplexing | 方向分割复用 |
| avia. | directional Doppler | 方向性多普勒雷达 |
| tech. | directional duality principle | 定向的对偶性原理 |
| tech. | directional dust gage | 直接集尘器 |
| tech. | directional dust gauge | 直接集尘器 |
| avia. | directional dynamics | 方向动力学 |
| shipb. | directional earth leakage relay | 对地漏电方向继电器 |
| tech. | directional echo sounding | 定向回声测深 (法) |
| tech. | directional effect | 方位效应 |
| securit. | directional effect | 导向效应 |
| tech. | directional element | 方向元件 |
| tech. | directional error | 定向误差 |
| tech. | directional error | 方向误差 |
| ecol. | directional evaluated diagram | 赋权有向图 |
| tech. | directional exit sign | 指向出口标记 |
| tech. | directional explosion | 定向爆炸 |
| avia. | directional explosive echo ranging | 定向爆炸回波测距 |
| tech. | directional explosive echo-ranging | 定向爆炸回声测距 |
| tech. | directional feature of earthquake | 地震的方向性 |
| tech. | directional film | 定向膜 |
| tech. | directional filter | 分带网络 |
| tech. | directional filtering image with partial coherent light | 部分相干光方向滤波图像 |
| tech. | directional finder | 定向器 |
| tech. | directional finder | 定向仪 |
| tech. | directional finding | 方位测定 |
| tech. | directional finding compass | 定向罗盘 |
| avia. | directional finding system | 直接探测系统 |
| tech. | directional flow | 流向 |
| tech. | directional flow fitting | 导向管件 |
| tech. | directional flow fitting | 导向设施 |
| tech. | directional fluctuation | 方向起伏 |
| sport. | directional force | 定向力 |
| gen. | directional force | голуб.гонк. 定向力 |
| avia. | directional fragment warhead | 定向战斗部 |
| avia. | directional frequency and ranging | 定向频率与范围 |
| avia. | directional friction effect | 定向摩擦效应 |
| gen. | directional frictional effect | 定向摩擦效应 |
| tech. | directional function | 指向性函数 |
| tech. | directional gain | 指向性指数 |
| tech. | directional gauge | 方位指示仪 |
| tech. | directional ground relay | 接地方向继电器 |
| mater.sc. | directional growth at near rapid solidification range | 亚快速凝固定向生长 |
| avia. | directional gyro | 方位陀螺 |
| tech. | directional gyro | 方位陀螺仪 |
| tech. | directional gyro | 定向陀螺 (仪) |
| tech. | directional gyro | 方向陀螺仪 |
| avia. | directional gyro | 陀螺半罗盘 |
| avia. | directional gyro indicator | 航向陀螺仪指示器 |
| avia. | directional gyro instrument | 陀螺半罗盘 (indicator) |
| avia. | directional gyro instrument | 航向陀螺仪 (indicator) |
| avia. | directional gyro unit | 定向陀螺仪装置 |
| avia. | directional gyro unit | 航向稳定器 |
| avia. | directional gyro unit | 航向陀螺装置 (组件) |
| tech. | directional gyrocompass | 方位陀螺仪 |
| avia. | directional gyroscope | 航向陀螺 |
| avia. | directional gyroscope | 陀螺半罗盘 |
| nautic. | directional gyroscope | 方位陀螺仪 |
| gen. | directional gyroscope | 陀螺罗盘 |
| avia. | directional gyroscope position | 航向陀螺仪位置 |
| avia. | directional gyro/vertical gyro | 定向陀螺仪/垂直陀螺仪 |
| tech. | directional high frequency antenna | 定向高频天线 |
| tech. | directional hole | 定向钻孔 |
| tech. | directional homing | 定向归航 |
| gen. | directional horizon indicator | 水平方向指示器 |
| tech. | directional hydraulic conductivity | 定向导水率 |
| tech. | directional hydraulic conductivity | 定向导水性 |
| tech. | directional hydrophone | 指向水听器 |
| tech. | directional hydrophone | 方向性水听器 |
| tech. | directional impedance relay | 定向阻抗继电器 |
| tech. | directional impedance relay | 方向阻抗继电器 |
| tech. | directional index | 指向性指数 |
| tech. | directional index | 方向指数 |
| tech. | directional indicator | 方向指示器 |
| tech. | directional indicator | 方向指示仪 |
| tech. | directional information | 方向信息 |
| tech. | directional instrument | 方向仪 |
| tech. | directional interchange | 定向式立体交 (叉) |
| tech. | directional island | 方向岛 |
| tech. | directional island | 渠化交通岛 |
| tech. | directional island | 道路上的导向岛 |
| tech. | directional lane | 导流车道 |
| tech. | directional light | 定向灯标 |
| racing | directional light | 方向灯 |
| tech. | directional light source | 定向光源 |
| tech. | directional lighting | 方向性照明 |
| tech. | directional lighting | 指物照明 |
| multimed. | directional lighting | 定向光照 |
| tech. | directional log | 方向录井 |
| energ.ind. | directional-magnetic wave energy converter | 定向磁性波能转换器 |
| tech. | directional main | 方向转接器 |
| tech. | directional measurement | 定向测量 |
| tech. | directional method | 方向观测法 |
| tech. | directional method of adjustment | 方向观测平差法 |
| tech. | directional microphone | 指向传声器 |
| tech. | directional modulation | 定向调制 |
| tech. | directional moment of meridian | 子午方向力矩 |
| avia. | directional motion | 方向移动 |
| securit. | directional movement | 定向运动 |
| securit. | directional movement | 定向移动 |
| securit. | directional movement index | 动向指数技术分析 |
| securit. | directional movement indicator | 定向移动指标 |
| tech. | directional negative phase-sequence current protection | 负序电流方向保护 (装置) |
| avia. | directional network waveform | 定向网络波形 |
| tech. | directional numbers | 方向数 |
| tech. | directional overcurrent relay | 定向过流继电器 |
| tech. | directional passenger flow | 分向客流 |
| tech. | directional pattern | 指向性图 |
| tech. | directional pattern | 辐射方向图 |
| tech. | directional pavement marking | 路面导向标志 |
| tech. | directional pavement marking | 路面指向标示 |
| avia. | directional pilot valve | 导向活门 |
| tech. | directional pin-point blasting | 定向抛掷爆破 |
| mineral. | directional pinpoint blasting | 定向抛掷爆破 |
| tech. | directional pole | 定向杆 |
| tech. | directional polish | 抛光不足 |
| tech. | directional polish | 方向性抛光痕 |
| tech. | directional power meter | 定向功率计 |
| tech. | directional power meter | 方向性功率表 |
| tech. | directional power protection | 功率方向保护 (装置) |
| tech. | directional power protection | 方向功率保护装置 |
| tech. | directional power relay | 定向功率继电器 |
| tech. | directional probe | 方向测针 |
| tech. | directional property | 各向异性定向性 |
| tech. | directional property | 指向特性 |
| avia. | directional property | 方向性 |
| avia. | directional property | 定向性 |
| tech. | directional radio | 无线电定向 |
| tech. | directional radio beacon | 定向无线电信标 |
| tech. | directional radio beacon | 定向无线电指向标 |
| avia. | directional radio frequency | 定向射频 |
| tech. | directional radio navigational beacon | 定向无线电导航信号台 |
| tech. | directional radio range | 定向无线电叠标 |
| tech. | directional radio station | 定向无线电信号台 |
| tech. | directional ramp | 定向式匝道 |
| tech. | directional ratios | 方向数 |
| tech. | directional reading hardness test | 直接单读硬度试验 |
| gen. | directional reflectance | 定向反射 |
| tech. | directional reflection | 定向反射 |
| tech. | directional reflection characteristic | 方位反射特性 |
| tech. | directional response | 方位感应 |
| tech. | directional response pattern | 指向性图案 |
| tech. | directional roadway marking | 道路指向标志 |
| tech. | directional roadway marking | 路面指向标示 |
| nautic., tech. | directional rudder | 空气方向舵 |
| tech. | directional screen | 定向银幕 |
| tech. | directional separator | 车道方向分隔带 |
| tech. | directional separator | 方向分隔带 |
| tech. | directional separator | 车道指向分隔带 |
| tech. | directional shooting closure | 定向爆破截流 |
| tech. | directional shrinkage | 定向的缩 |
| avia. | directional sighting | 方向瞄准 |
| avia. | directional sighting | 定向瞄准 |
| tech. | directional silicon steel strip | 各向异性硅钢片 |
| tech. | directional slide | 方向滑槽 |
| mater.sc. | directional solidification | 定向凝固 |
| avia. | directional solidification crystal | 定向结晶晶体 |
| fishery | directional sonar | 定向式声纳 |
| avia. | directional sonobuoy | 定向声纳浮标 |
| tech. | directional spectral density | 方向性谱密度函数 |
| nautic., tech. | directional spectral density | 方向谱密度 |
| nautic. | directional spectrum | 又称二维谱 |
| tech. | directional spectrum | 方向谱 |
| nautic. | directional spectrum | 频率方向谱 |
| tech. | directional split | 方向分路 |
| tech. | directional split | 流向分配 |
| tech. | directional split | 方向划分 |
| tech. | directional split of traffic volume | 交通量定向划分率 |
| tech. | directional split of traffic volume | 交通量对向划分率 |
| ecol. | directional spreading | 方向分布宽度 |
| tech. | directional stabilizer | 方向指示器 |
| tech. | directional stabilizer | 方向指示仪 |
| tech. | directional survey | 井斜测量 |
| tech. | directional survey method | 方位测井法 |
| tech. | directional survey with magnetic compass | 地磁场定向测量法 |
| tech. | directional swell | 定向的胀 |
| tech. | directional switch | 方向开关 |
| avia. | directional system | 航向系统 |
| tech. | directional technique | 定向技术 |
| tech. | directional theodolite | 方向经纬仪 |
| securit. | directional trading | 定向交易 |
| securit. | directional trading | 指示性交易 |
| tech. | directional transformed area | 方向转换区 |
| tech. | directional transit | 方向经纬仪 |
| tech. | directional traverse | 方向线测定 |
| tech. | directional valve | 定向阀 |
| tech. | directional valve | 方向阀 |
| tech. | directional valve | 换向阀 |
| shipb. | directional valve box | 分配阀箱 |
| tech. | directional variable | 方位变量 |
| tech. | directional variable | 方向变量 |
| tech. | directional variation | 定向变异 |
| tech. | directional view | 向视图 |
| avia. | directional warhead | 定向作用弹头 |
| tech. | directional water supply system | 直接供水方式 |
| tech. | directional wattmeter | 定向瓦特表 |
| tech. | directional wireless installation | 定向无线电装置 |
| avia. | directional wireless installation | 定向无线电装置 (用于探矿) |
| tech. | directional yaw stability | 方向安定性 |
| tech. | directional zero phase-sequence current protection | 零序电流方向保护 (装置) |
| tech. | directional zoning | 方向分区 |
| tech. | distribution model of directional data | 方向数据的分布模型 |
| tech. | double directional focusing | 双向聚焦 |
| tech. | double directional working | 双方向运行 (on single track line) |
| gen. | duo-directional | 双定向的 |
| tech. | duo-directional current | 双向电流 |
| tech. | duo-directional relay | 双向继电器 |
| shipb. | duplex directional fog signal | 双向报雾信号 |
| avia. | dynamic directional stability | 动方向稳定性 |
| tech. | either directional route | 双进路 |
| tech. | either directional route | 双进线【铁】 |
| tech. | electrohydraulic directional valve | 电液动换向阀 |
| tech. | electromagnetic directional valve | 电磁换向阀 |
| tech. | electronic directional coupler | 电子定向耦合器 |
| tech. | electronic valve type power directional relay | 电子管式功率定向继电器 |
| tech. | electrooptic directional coupler | 电光定向耦合器 |
| tech. | electrooptical directional coupler | 电光定向耦合器 |
| tech. | end-on directional array | 轴向辐射天线阵 |
| tech. | flow directional vane | 风向标 |
| tech. | front directional | 前转向灯 |
| tech. | fully directional interchange | 全定向互通式立交 |
| tech. | fully directional interchange | 全定向型互通立交 |
| tech. | fully directional submersible vehicle | 全方位潜水器 |
| tech. | fully directional three-leg intersection | 全定向三叉互通立交 |
| tech. | ground directional relay | 接地定向继电器 |
| gen. | group-directional | 天线群方向的 |
| tech. | group-directional characteristic | 群方向特性 |
| tech. | high directional antenna | 锐方向性天线 |
| tech. | highly directional device | 高精度定向装置 |
| tech. | highly directional system | 强方向性系统 |
| avia. | high-power, non-directional radio homing beacon | 高功率不定向无线电归航信标 |
| tech. | high-speed directional overcurrent relay | 高速定量过载继电器 |
| tech. | high-speed directional overcurrent relay | 高速定向过流继电器 |
| tech. | horizontally polarized non-directional antenna | 水平极化无方向性天线 |
| desert. | index of the directional variability | 风向变率指数 |
| desert. | index of the directional variability | 方向变率指数 |
| tech. | indicated course directional error | 指示航线方向误差 |
| tech. | indicated slant course directional error | 指示倾斜航线方向误差 |
| tech. | induction disc type directional power relay | 感应圆盘式定向功率继电器 |
| tech. | induction disc type directional relay | 感应圆盘式定向继电器 |
| tech. | induction type power directional relay | 感应式功率定向继电器 |
| tech. | inertial directional survey | 惯性定向测量法 |
| tech. | laser directional filtering image | 激光方向滤波图像 |
| avia. | localizer -type directional aid | 航向信标型定向设备 |
| tech. | low-powered non-directional radio beacon | 小功率全向无线电信标 |
| tech. | major directional desire line | 交通综合愿望线 |
| tech. | major directional desire line | 交通主流倾向线 |
| tech. | major directional desire line | 主流倾向线 |
| tech. | major lobe of directional diagram | 方向图主瓣 |
| avia. | manually steerable directional antenna | 手动可操纵的定向天线 |
| ecol. | marine directional well | 海上定向井 |
| tech. | maximum directional distortion | 方向最大变形 |
| tech. | method of directional observation | 方向观测法 |
| tech. | multi bottom directional hole | 多孔底定向孔 |
| refrig. | multi-directional ceiling | 散流器 |
| refrig. | multi-directional ceiling | 多方向平顶出风口 |
| shipb. | multi-directional laminates | 多向层压板 |
| desert. | multi-directional wind regime | 多向风况 |
| tech. | multihole directional coupler | 多孔定向耦合器 |
| tech. | multiple way directional control valve | 多路换向控制阀 |
| tech. | narrowing of directional pattern | 方向图变窄 |
| avia. | no directional radio beacon | 全向无线电信标 |
| tech. | non-directional | 非直线的 |
| tech. | non-directional | 非定向的 |
| tech. | non-directional | 不定向 (的) |
| tech. | non-directional | 无向的 |
| tech. | non-directional | 无方向性的 |
| tech. | non-directional antenna | 全向天线 |
| tech. | non-directional antenna | 不定向天线 |
| tech. | non-directional beacon | 非定向标灯 |
| avia. | non-directional beacon | 无方向性信标 |
| gen. | non-directional beacon | 全向无指向性无线电信标 |
| tech. | non-directional beacon light | 全方向信标 (灯) |
| tech. | non-directional beacon light | 全方向信号灯 |
| tech. | non-directional beacon light | 不定向信标 (灯) |
| tech. | non-directional counter | 不定向计数器 |
| tech. | non-directional counter | 非定向计数管 |
| tech. | non-directional current protection | 非方向电流保护装置 |
| tech. | non-directional detector | 无向检测器 |
| tech. | non-directional detector | 非定向性探测器 |
| tech. | non-directional echo sounding | 非定向回声测深法 |
| tech. | non-directional microphone | 无向传声器 |
| tech. | non-directional microphone | 全向话筒 |
| tech. | non-directional microphone | 无定向传声器 |
| journ. | non-directional microphone | 全向传声器 |
| tech. | non-directional radio beacon | 全向信标 |
| tech. | non-directional radio beacon | 全向无线电指向标 |
| avia. | non-directional radio beacon | 全向无线电信标 |
| tech. | non-directional radio beacon | 无方向性无线电信标 |
| avia. | non-directional radio beacon | 导航台 |
| tech. | non-directional sound source | 无方位声源 |
| tech. | non-linear directional coupler | 非线性定向耦合器 |
| tech. | non-scanning directional finder | 非搜索测向器 |
| tech. | numerical characteristics of directional data | 方向数据的数字特征 |
| nautic., tech. | omni-directional propulsion device | 全方位推进装置 |
| avia. | omni-directional omni radio beacon | 全向无线电信标 |
| nautic., tech. | omni-directional thruster | 全向推力器 |
| tech. | one-directional excitation | 单向激振 |
| tech. | one-directional load | 单向荷载 |
| tech. | one-directional load | 单向加荷 |
| tech. | one-directional loading | 单向荷载 |
| tech. | one-directional loading | 单向加荷 |
| tech. | optic directional coupler | 光定向耦合器 |
| tech. | optic directional coupler | 光学定向耦合器 |
| tech. | optic directional filter | 定向滤光器 |
| tech. | optical directional coupler | 光学定向耦合器 |
| tech. | optical directional filter | 定向滤光器 |
| tech. | optoelectronic directional coupler | 光电定向器 |
| nautic., tech. | orientation directional sound wave | 定向声波 |
| tech. | perpendicular directional line | 垂直方向线 |
| securit. | positive and negative directional movements | 正向和反向运动 |
| gen. | power directional relay | 功率电力方向继电器 |
| avia. | precision very high frequency VHF omni-directional range | 精确甚高频全向信标 |
| tech. | preliminary directional hole | 初级定向孔【岩】 |
| tech. | radio directional bearing | 无线电定位 |
| tech. | radio directional finder | 无线电测向器 |
| tech. | radio directional finder | 无线电测向计 |
| tech. | radio directional finder | 无线电定向仪 |
| tech. | radio directional finder | 无线电测向台 |
| tech. | radio directional finder | 无线电测向仪 |
| tech. | relative spectral directional reflectance | 相对光谱定向反射比 |
| tech. | remote controlled directional well drilling | 遥控定向钻进 |
| tech. | reverse directional angle | 反视方向角 |
| tech. | reverse directional element | 倒相单向元件 |
| tech. | reverse directional element | 反向元件 |
| tech. | reverse directional flow | 反方向流 |
| tech. | reverse directional flow | 反相流 |
| tech. | reverse directional flow | 反流向 |
| tech. | reverse directional flow | 反向流程图 |
| tech. | reverse-coupling directional coupler | 反相激励定向耦合器 |
| tech. | reverse-coupling directional coupler | 反向激励定向耦合器 |
| tech. | revolving directional radio beacon | 旋转定向无线电导向台 |
| tech. | ridge directional brace | 屋架何斜撑 |
| tech. | ridge directional brace | 顺屋脊的支撑 |
| tech. | ridge directional brace | 柱间斜撐 |
| tech. | rotation directional of anisotropic mineral | 非均质矿物的旋向 |
| tech. | seated directional valve | 座式换向阀 |
| tech. | seating directional valve | 座式换向阀 |
| tech. | semi-directional | 半定向 |
| tech. | semi-directional interchange | 半定向式立交 |
| nautic. | ship-directional quay | 引船驳岸 |
| avia. | simplified directional facilities | 简易定向设备 |
| avia. | simplified directional facility | 简易航向设施 (一种用于非精确仪表进近的导航设备。最终进近航线与仪表着陆系统的航向信标类似。SDF 的航线与跑道有小于3°的偏离，而且航线比航向信标更宽，因而精度较低) |
| tech. | single directional working | 单方向运行 |
| tech. | single-hole directional coupler | 单孔定向耦合器 |
| energ.ind. | single-phase directional short circuit relay | 单相定向短路继电器 |
| tech. | single-phase directional short-circuit relay | 单相定向短路继电器 |
| tech. | single-shot directional surveying instrument | 单点测斜仪 |
| tech. | skewness coefficient of directional data | 方向数据的偏态系数 |
| tech. | solenoid directional valve | 电磁换向阀 |
| tech. | spaced-aerial directional finder | 分级天线侧向器 |
| tech. | spaced-aerial directional finder | 分集天线测向仪 |
| tech. | spectral directional reflectance factor | 光谱方向反射因子 |
| tech. | spring-return directional valve | 弹簧复位的换向阀 |
| tech. | stacked double directional throttle valve | 叠加式单向节流阀 |
| tech. | statistical analysis of directional data | 方向数据的统计分析 |
| tech. | supplementary directional sign | 辅助指路标志 |
| gen. | three-directional | 三向的 |
| tech. | three-directional optic square | 三向直角头 |
| tech. | three-directional optical square | 三向直角头 |
| tech. | throttled directional valve | 节流换向阀 |
| avia. | thrust reverser directional valve | 〔客〕反推器导向活门 |
| gen. | tune in a directional beacon | 用无线电同定向信标台联络 |
| tech. | two-directional | 双方向的 |
| tech. | two-directional excitation | 双向激振 |
| tech. | two-directional excitation | 双向游振 |
| tech. | two-directional focusing | 双向聚焦 |
| tech. | two-directional load | 双向荷载 |
| tech. | two-directional loading | 双向荷载 |
| tech. | two-hole directional coupler | 双孔定向耦合器 |
| gen. | ultra-directional | 超指向性的 |
| tech. | ultra-directional microphone | 超指向传声器 |
| avia. | uncommanded lateral-directional motion | 非指令侧向运动 |
| gen. | vari-directional microphone | 可变指向性传声器 |
| avia. | vehicle directional response | 飞行器方向响应 |
| avia. | vertical and directional gyro | 垂直和航向陀螺仪 |
| avia. | vertical gyro/directional gyro | 垂直陀螺/方位陀螺 |
| nautic., tech. | VHF omni-directional range | 甚高频全向信标 |
| tech. | wave directional spectrum | 波浪方向谱 |
| tech. | wave directional spectrum | 波向谱 |
| shipb. | wave guide directional coupler | 波导型定向耦合器 |
| shipb. | wave guide directional coupler | 波导式定向耦合器 |
| tech. | waveguide directional coupler | 波导型定向耦合器 |
| tech. | wireless directional finder | 无线电测向仪 |
| tech. | wireless directional finder | 无线电定向仪 |