One thirty-second is an example of fractions.

A. Keep all the parts that are serviceable and discard those that are broken.

B. Retain the parts that are functional and discard those that are of poor condition.

C. Keep all the parts that are operational and drop those that are contaminated.

A. 相对时间内的的生产效率就是相对生产率.

B. 速率是速度在一定时间的变化.

C. 加速度是速度随时间的变化率.

A. 这两个小组探索了现有的受控语言，并研究了一些维护手册中的文本。结果证实单一语言是必要的。

B. 这两个小组分析了现有的可控语言，并研究了一些维护手册中的文本。结果证实简单的语言是必要的。

C. 这两个小组研究了现有的受控语言，并调查了一些维护手册中的文本。结果证实简化的语言是必要的。

A. Without venting the IDG, the accuracy of your check will be affected.

B. Only if you reset the IDG, your check is effective.

C. The ventilation of the IDG accelerates your check.

A. Solenoid switches shall indicate whether the valve is solenoid-loaded to the open or closed positon.

B. Electromagnetic valves shall include a marking indicating whether the valve is coil-loaded to the open or closed positon.

C. Solenoid valves shall include a notation indicating whether the valve is spring-loaded to the open or closed positon.

A. 计划性勤务包括内部清理等工作。不包括维修工作实施所要求的润滑程序。

B. 计划性勤务包括内部清理等工作。不包括润滑程序，这是维修工作实施所要求的。

C. 计划性勤务包括内部整理等工作。不包括润滑程序，这是维修工作实施所要求的。

A. English is not often the mother language of the readers of technical files.

B. English is not often the private language of the readers of technical books.

C. English is not often the required language of the readers of technical pamphlet.

A. 确保P36面板上的“交流已连接”及“未使用”指示灯点亮。

B. 确保交流电已连接，并且P36面板上的“未使用”指示灯处于点亮状态。

C. 确保P36面板上的“交流已连接”指示灯点亮，但其并未使用。

A. If fault message continues, push the audio cancel pushbutton on the aviation electric test panel.

B. If fault message persists, press audio cancel pushbutton on the avionics test panel.

C. If fault message goes on, press audio cancel pushbutton on the airborne test panel.

A. Proper recipe shall be adopted to measure the pressure.

B. The pressure shall be estimated by using accurate equation.

C. Calculate the pressure with the applicable formula.