| Subject | English | Chinese |
| tech. | aids failure due to improper maintenance | 维护性失常 |
| tech. | aids failure not due to improper-maintenance | 非维护性航标失常 |
| scient. | an improper diagnosis of disease | 对疾病的错误诊断 |
| shipb. | carry on an improper business | 经营不正当业务 |
| econ. | carrying on an improper business | 特种营业 |
| busin. | carrying on an improper business | 不正当营业 |
| busin. | carrying on improper business | 不正当经营 |
| law | clamp down on improper activities | 取缔不正当活动 |
| bridge. | doubly improper call | 双重不合法叫牌 |
| bridge. | doubly improper call | 双重不合法叫牌 |
| busin. | emergency measures taken are improper or exceed the limits of necessity | 紧急避险采取措施不当或者超过必要的限度 |
| med., alt. | epilepsy due to improper diet | 食痫 |
| China, law | have improper conduct | 品行不良 |
| corp.gov. | improper accumulation | 不正当积累 |
| busin. | improper accumulation | 不当积累 |
| busin. | improper accumulation | 不适当积累 |
| econ. | improper accumulation | 不当的积累 |
| tech. | improper accumulation | 非法收益留存 |
| econ. | improper accumulation tax | 不当累积税 |
| publ.secur. | improper act | 不正当的行为 |
| econ. | improper act | 不当行为 |
| econ. | improper amendment | 不当修改 |
| law | improper arrest | 不当逮捕 |
| law | improper arrest | 错捕 |
| seal. | improper assembly | 装配不当 |
| chem. | improper axis | 非真轴 |
| law | improper behavior | 品行不端 |
| busin. | improper behaviour | 不合适的行为 |
| China, law | improper benefits | 不当利益 |
| seal. | improper bushing clearance | 衬套间隙不合适 |
| textile | improper business practices | 不当商业行为 |
| bridge. | improper call | 不合法叫牌 |
| bridge. | improper call | 不合法叫牌 |
| f.trade. | improper cargo handling | 货物装卸不当 |
| tech. | improper character | 非正式符号 |
| tech. | improper character | 非正常特征 |
| space | improper character | 禁用字符 |
| space | improper character | 非法字符 |
| IT | improper character | 非法〔禁用〕字符 |
| comp. | improper character | 不正确字符 |
| textile | improper claim | 不当要求 |
| jewl. | improper cleaning | 不适当的清洗 |
| seal. | improper clearance | 间隙不合适 |
| telecom. | improper code | 异常码 |
| agric. | improper code | 不正确代码 |
| space | improper code | 非法代码 |
| tech. | improper code | 禁码 |
| tech. | improper command | 非法命令 |
| tech. | improper command check | 不适当指令检查 |
| busin. | improper command check | 非法字符校验 |
| tech. | improper command check | 非法命令检査 |
| securit. | improper conduct | 不妥行为 |
| law | improper conduct | 不良行为 |
| securit. | improper conduct | 不当行为 |
| tech. | improper conic | 退化二次曲线 |
| math. | improper convex function | 反常凸函数 |
| tech. | improper convex function | 非正常凸函数 |
| space | improper correction | 错误修正 |
| law | improper cumulation of actions | 不当的合并诉讼 |
| commer. | improper deal | 不正当交易 |
| busin. | improper deal | 不合法交易 |
| busin. | improper deal | 不正当的交易 |
| securit. | improper dealing practice | 不当交易行为 |
| space | improper density | 非正常密度 |
| sport. | improper deportment | 不良行为 |
| sport. | improper deportment | 不适当行为 |
| scient. | improper design | 不正确设计 |
| med., alt. | improper diet | 饮食不节 |
| med., alt. | improper diet and overstrain | 饮食劳倦 |
| textile | improper discharge | 卸载不妥 |
| busin. | improper discharge | 卸载不当 |
| stat. | improper distribution | 反常分布 |
| math. | improper distribution | 非正常分布 |
| textile | improper documentation | 使用说明不正确 |
| publ.secur. | improper driving when road is divided into lanes | 公路分道行驶时不正确驾驶 |
| tech. | improper eigenfunction | 非正常特征函数 |
| tech. | improper eigenfunction | 异常本征函数 |
| busin. | improper element | 非正常元素 |
| sport. | improper entry | 不按规定入场 |
| busin. | improper face | 假面 |
| pediatr. | improper feeding | 喂养不当 |
| anim.husb. | improper feeding and management | 饲养管理失调 |
| mater.sc. | improper ferroelectric | 非本征铁电体 |
| phys. | improper ferroelectrics | 非本征铁电体 |
| law, BrE | improper feud | 派生的封地除报军役以外条件的津贴 |
| textile | improper finish | 修整不良 |
| textile | improper finish | 修剪疵 |
| oil | improper fraction | 可约分数 |
| oil | improper fraction | 假分数 |
| math. | improper fraction | 假〔可约〕分数 |
| chem. | improper fuel | 不合适的燃料 |
| chem. | improper fuel combustion products | 不合适的燃料产品 |
| math. | improper function | 拟函数 |
| telecom. | improper function | 异常函数 |
| oil | improper function | 伪函数 |
| construct. | improper function | 异常〔非正常〕 函数 |
| math. | improper game | 反常对策 |
| tech. | improper Gaussian process | 反常高斯过程 |
| China, law | improper handle | 处理不当 |
| exhib. | improper handling | 搬运不慎 |
| f.trade. | improper handling | 搬运不当 |
| f.trade. | improper handling | 处理不当 |
| shipb. | improper handling | 操作不当 |
| insur. | improper improvement | 不当的改善 |
| law | improper improvement | 不当改善 |
| law | improper influence | 不正当影响 |
| auto. | improper injection | 不正常喷射 |
| seal. | improper installation | 安装不当 |
| construct. | improper integral | 广义〔异常，奇异，反常，非正常〕积分 |
| tech. | improper integral | 反常积分 |
| math. | improper integral | 广义积分 |
| telecom. | improper integral | 非正常积分 |
| tech. | improper integral | 奇异积分 |
| tech. | improper integral | 异常积分 |
| securit. | improper investment | 欠妥投资 |
| securit. | improper investment | 不当投资 |
| publ.secur. | improper lane changes | 不恰当转换行车道 |
| publ.secur. | improper left turn | 不正确的左转 |
| logist. | improper loading | 装载不当 |
| textile | improper loading | 装载不妥 |
| textile | improper making of book | 打把不正生丝整理疵点 |
| anim.husb. | improper making of thread end | 留绪不良 |
| securit. | improper matched orders | 不当匹配指令 |
| securit. | improper matched orders | 对敲各种交易者串通，以同价和同量同时交易某一股票的行为 |
| busin. | improper maximum | 非正常极大 |
| tech. | improper maximum | 非正常最大 |
| textile | improper milling | 缩呢不良 |
| busin. | improper minimum | 非正常极小 |
| tech. | improper minimum | 非正常最小 |
| econ. | improper motion | 不合程序的动议 |
| econ. | improper navigation | 不适当航行 |
| econ. | improper navigation | 航行错误 |
| law | improper navigation | 不当航行 |
| busin. | improper node | 非正常结点 |
| publ.secur. | improper opening of a vehicle door | 不，恰当地开车 |
| el. | improper operation | 不正确操作 |
| tech. | improper operation | 误操作 |
| busin. | improper organization | 非法组织 |
| math. | improper orthogonal matrix | 反常正交矩阵 |
| tech. | improper orthogonal matrix | 非正常正交矩阵 |
| textile | improper packing | 包装不妥 |
| tech. | improper packing | 包装不适当 |
| interntl.trade. | improper packing | 包装不良 |
| logist. | improper packing | 不当不正确包装 |
| commer. | improper packing | 不良包装 |
| shipb. | improper packing | 包装不当 |
| publ.secur. | improper passing | 不当超车 |
| seal. | improper preload | 预紧不当 |
| textile | improper pressing | 〔检〕熨烫不良 |
| stat. | improper prior | 反常先验 |
| math. | improper prior | 非正常先验 |
| AI. | improper prior | 不合适的先验 |
| stat. | improper prior distribution | 反常先验分布 |
| China, law | improper purpose | 不正当目的 |
| busin. | improper quadric | 退化二次曲面 |
| tech. | improper random variable | 非合适随机变量 |
| tech. | improper random variable | 非正常随机变量 |
| bridge. | improper remark | 不合法的解释提问 |
| bridge. | improper remark | 不确当解释 |
| law | improper removal | 不当变更住所 |
| voll. | improper request | 不合规定请求 |
| busin. | improper Riemann integral | 非正常黎曼积分 |
| publ.secur. | improper right turn | 不正确的右转 |
| tech. | improper rotation | 异常旋转 |
| tech. | improper rotation | 非正常旋转 |
| chem. | improper rotation | 非真转动 |
| math. | improper rotation | 反常旋转 |
| tech. | improper rotation | 反射旋转 |
| shipb. | improper rotation | 不正常旋转 |
| seal. | improper running clearance | 运转间隙不合适 |
| busin. | improper saddle point | 非正常鞍点 |
| seal. | improper selection | 选择不当 |
| avia. | improper servicing | 不正确的维护 |
| interntl.trade. | improper shipment | 装运不当 |
| textile | improper shipment | 装船不良 |
| busin. | improper shipment | 装船不当 |
| textile | improper skein twisting | 打绞不正生丝整理疵点 |
| anim.husb. | improper skein twisting or making of book | 丝绞或丝把包不良 |
| anim.husb. | improper skein-lacing | 扎绞不良 |
| textile | improper skein-lacing | 扣丝失当生丝整理疵点 |
| anim.husb. | improper skein-lacing | 编丝不良 |
| busin. | improper stowage | 积载不妥 |
| busin. | improper stowage | 积载不良 |
| tech. | improper stowage | 码垛不良 |
| interntl.trade. | improper stowage | 装载不当 |
| interntl.trade. | improper stowage | 装载不良 |
| shipb. | improper stowage | 配载不当 |
| publ.secur. | improper supervision of a minor to drive | 不适当监督一个未成年人驾驶汽车 |
| AI. | improper symbol | 辅助符号 |
| tech. | improper symbol | 非正常符号 |
| textile | improper tension | 张力不当 |
| archit. | improper timing | 不正确的点火 |
| seal. | improper use | 使用不当 |
| law | improper use doctrine | 〈专利法〉 不当使用原则 |
| publ.secur. | improper use of a high occupancy vehicle lane | 不适当使用多乘员车辆车道 |
| publ.secur. | improper use of horn | 违规鸣笛 |
| busin. | improper variable | 非正常变量 |
| bridg.constr. | improper ventilation | 通风不良 |
| trad.med. | infantile malnutrition due to improper feeding | 食疳 |
| expl. | Investigations of flyrock accidents have revealed one or more of the following contributing factors: I discontinuity in the geology and rock structure,II improper blast hole layout and loading, III insufficient burden, IV very high explosive concentration, and V inadequate stemming | 调查结果表明、飞石事故是由以下一个以上的因素促成的: 地质及岩石结构的非连续性、炮孔布置和装药量不适当、抵抗线不足、炸药能量高度集中、填塞不足 |
| textile | loss due to improper packing | 包装不当造成的损失 |
| consult. | proper, improper | 适当，不适当 |
| gen. | put... to an improper use | 误用 |
| commer. | report of damage or improper shipment | 损坏或装货不当报告 |
| expl. | Serious injuries and fatalities result from improper judgment or practice during rock blasting | 严重的伤亡事件起因于岩石爆破过程中判断不当或操作失误 |
| med., alt. | stomachache due to improper diet | 食心痛 |
| tech. | stowage improper | 积载不当 |
| econ. | The contractor shall pay for the expense resulting from the improper location or installation of the apparatus | 承包商应支付因仪表的位置或安装不当而支出的费用 |
| f.trade. | the damage to the machine caused by improper lashing | 机器损坏由于捆扎不当所致 |
| econ. | the improper stowage | 配载不当 |
| publ.secur. | to accept improper gifts | 收受不正当的礼物 |
| publ.secur. | to give improper benefits to subordinates | 向下级发放不适当的福利 |
| gen. | Unfortunately, you have to compensate for the TV set because of your improper use | 很不幸的是，由于您使用不当，致使电视机损坏，您得要赔偿 |
| econ. | We made sure that the broken bags were due to improper packing | 我们査明，破袋是由于包装不当所致 |