| Subject | English | Chinese |
| space | adjustable directivity antenna | 方向图可调天线 |
| space | antenna directivity | 天线方向性 |
| space | antenna directivity | 天线定向性 |
| agric. | antenna directivity | 天线方向 |
| space | antenna directivity diagram | 天线方向性图 |
| mil., air.def. | antenna directivity diagram | 天线方向图 |
| telecom. | antenna directivity factor | 天线定向增益 |
| mil., air.def. | antenna horizontal directivity | 天线水平方向性 |
| mil., air.def. | antenna vertical directivity | 天线垂直竖直方向性 |
| gen. | back-to-back directivity separation of antenna | 天线背向防卫度 |
| tech. | deviation of directivity | 方向偏差 |
| avia. | directivity angle | 辐射仰角 |
| tech. | directivity characteristic | 方向特性曲线 |
| space | directivity coefficient | 方向性系数 |
| tech. | directivity diagram | 方向图 |
| tech. | directivity diagram | 辐射方位曲线 |
| auto. | directivity factor | 声源指向性因素 |
| tech. | directivity factor | 指定系数 |
| met. | directivity factor | 方向性系数 |
| tech. | directivity factor | 指向性因数 |
| tech. | directivity factor | 方向性因子 |
| oil | directivity factor | 方向因数 |
| tech. | directivity factor | 声原的指向系数 |
| tech. | directivity factor | 方向性因数 |
| tech. | directivity factor | 定向系数 |
| tech. | directivity factor | 方向系数 |
| tech. | directivity factor | 指向系数 |
| el. | directivity frequency analysis and record | 指向性频率分析与记录 |
| met. | directivity function | 方向性函数 |
| tech. | directivity function | 指向性函数 |
| agric. | directivity gain | 方向性增益 |
| tech. | directivity gain | 指向性因数 |
| oil | directivity graph | 方向特性图 |
| health. | directivity index | 指向性增益 |
| health. | directivity index | 定向〔方向〕指数 |
| auto. | directivity index | 声源指向性指数 |
| radio | directivity index | 指向性系数 |
| tech. | directivity index | 指向指数 |
| oil | directivity index | 方向指数 |
| oil | directivity index | 指向性指数 |
| oil | directivity index | 定向指数 |
| el. | directivity index | 定向［方向］指数 |
| mil., air.def. | directivity index | 方向性系数 |
| tech. | directivity index | 方向性指数 |
| mil., air.def. | directivity of a directional coupler | 定向耦合器方向性 |
| mil., air.def. | directivity of an antenna | 天线方向性 |
| space | directivity of antenna | 天线方向性 |
| commun., railw. | directivity of antenna | 天线方向性系数 |
| met. | directivity of mechanical property | 力学性能的方向性 |
| met. | directivity of reaction | 反应的方向性 |
| met. | directivity of rolled metal | 轧制金属的方向性 |
| met. | directivity of sintered material | 烧结材料的方向性 |
| met. | directivity of strain | 应变的方向性 |
| space | directivity on horizontal plane | 水平面方向性 |
| mil., air.def. | directivity pattern | 辐射方向图 |
| el. | directivity pattern | 波瓣〔方向性〕图 |
| space | directivity pattern | 方向图 |
| tech. | directivity pattern | 指向性图案 |
| el. | directivity relay | 定向继电器 |
| mil., air.def. | directivity signal | 方向性信号 |
| tech. | effective directivity factor | 有效指向性因数 |
| eng.geol. | fault directivity effect | 断层方向性影响 |
| telecom. | horizontal directivity | 水平方向性 |
| tech. | loudness directivity index | 响度指向性指数 |
| otorhinol. | loudspeaker directivity | 扬声器指向性 |
| expl. | mechanism of flyrock generation and the directivity of the fragments | 飞石产生的机理及碎岩飞溅的方向性 |
| otorhinol. | microphone directivity | 传声器指向性 |
| shipb. | microphone directivity | 扩音器指向性 |
| tech. | moderate directivity antenna | 弱方向性天线 |
| space | partial directivity | 部分方向性 (天线的) |
| mil., air.def. | radar horizontal directivity | 雷达水平方向性 |
| mil., air.def. | receiving directivity | 接收方向性 |
| oil | seismic directivity | 地震方向性 |
| tech. | super-directivity | 超锐定向性 |
| tech. | super-directivity | 超方向性系数 |
| tech. | super-directivity | 超指向性系数 |
| tech. | transducer directivity | 换能器指向性 |
| tech. | transmitting band directivity factor | 发送频带方向系数 |
| tech. | transmitting directivity | 发射方向性 |
| tech. | transmitting directivity factor | 发送方向系数 |
| telecom. | vertical directivity | 垂直方向性 |