A、 Prior to and aft use the tool / equipment, the user shall make a visual check or operational test to confirm the utility.
B、 Before or after using the tool / equipment, the user shall make a visual check or functional test to confirm the serviceability.
C、 Before or aft of using the tool / equipment, the user shall make a spot check or functional test to inform the usability.
答案：B
A、 Prior to and aft use the tool / equipment, the user shall make a visual check or operational test to confirm the utility.
B、 Before or after using the tool / equipment, the user shall make a visual check or functional test to confirm the serviceability.
C、 Before or aft of using the tool / equipment, the user shall make a spot check or functional test to inform the usability.
答案：B
A. 调整传动杆的长度，以便于正确安装校装销。
B. 如果安装传动杆不方便，调节销的可靠性水平。
C. 如果无法轻易地安装定位销，调整连杆长度。
A. The condition of the radome is very important for its performance.
B. The condition of the antenna influences its properties greatly.
C. The condition of the radar has an important effect on its characteristics.
A. 仔细检查组件来确定是否有进一步的损坏。
B. 目视检查组件来确定损坏的部位。
C. 目视检查组件来确定损坏的程度。
A. The valve allows the hydraulic pressure to pass through in this configuration.
B. The hydraulic pressure is blocked by the valve in this setup.
C. In this configuration, the hydraulic pressure bypasses the valve.
A. 这项检查是用于当发动机出现渗漏时，检查部件和系统是否松动。
B. 该项检查能够发现发动机部件或系统是否有渗漏。
C. 该项检查用于在发动机低速运行时，检查发动机部件或系统是否有渗漏。
A. Thus, the more words there are in a cluster, the more difficult it is to understand.
B. Therefore, the more words are there in a phrase, the more difficult it is to understand.
C. So, the more nouns in a phrase, the harder it is to understand.
A. 垂直安定面上翼肋改装
B. 垂直安定面翼尖翼梁改装
C. 垂直安定面翼尖缘条改装
A. The units used by pilots are the most valuable.
B. The units used are those which are the most expensive for pilots.
C. The units are the most useful for the pilots.
A. 改版是指对现有数据进行更新。
B. 手册修订是指对其内容进行升级更新。
C. 修订是指对现有手册中信息的修改。
A. The pressure transducer has an electrical connector that connects it to the Fuel Mnagement System.
B. The pressure transducer connects it to the Fuel Mnagement System via electrical wire.
C. The pressure sensor has an electronical connector that connects it to the Fuel Mnagement System.
