A、 Turn the drain valve counterclockwise to cause the fluid to stop flowing before the valve is pushed.
B、 When you turn the drain valve counterclockwise, no fluid will flow until you push the valve in.
C、 Make sure there is no fluid flowing after the valve is pushed, then turn the drain valve clockwise.
答案:B
A、 Turn the drain valve counterclockwise to cause the fluid to stop flowing before the valve is pushed.
B、 When you turn the drain valve counterclockwise, no fluid will flow until you push the valve in.
C、 Make sure there is no fluid flowing after the valve is pushed, then turn the drain valve clockwise.
答案:B
A. 所有补充项目都可以发给手册中包含的全部飞机型号的所有者。
B. 所有附录都可以发给涵盖在手册中的所有型号飞机的所有持有者。
C. 所有补充材料都可以发给手册所涵盖的飞机机型的全部所有者。
A. Check the servo controls every 400 flight cycles.
B. Examine the servo controls at intervals of 400 flight hours.
C. Inspect the feedback controls every 400 flight hours.
A. 单词在英语中通常有许多不同的意思。
B. 词组在英语中通常有许多难的意思。
C. 单词在英语中通常有许多难的含义。
A. 如果这个部件应该纳入CAP,那么使用最终数据做出判断。
B. 公司应利用现有数据判断该部件是否与CAP相关联。
C. 已用所得数据来确定是否应将该部件纳入CAP。
A. Send the results of the audit to the quality department.
B. Tell the quality department about the results of the analysis.
C. Let the quality department know the results of audit.
A. Spread a thin layer of sealing compound with a brush on the surface of the bare metal.
B. Spray a thin layer of sealing compound on the metal sheet.
C. Apply a thin layer of sealant on the bare metal.
A. There are electrically-operated valves in the ejection lines to the two engine pumps.
B. There are electronic-operated valves in the ejection lines to the two engine pumps.
C. There are electrically-operated valves in the suction lines to the two engine pumps.
A. A Weight and Moment Limit diagram shall be used to describe the c.g. limits.
B. The maximum weight moment envelope diagram should be used to describe the c.g. limit of the aircraft.
C. A Weight and Moment Limit diagram shall be used to describe the maximum c.g. limit.
A. 凹坑没有伤及保护漆层。
B. 划痕没有穿透保护层。
C. 划痕没有贯穿保护膜。
A. 原理图应倾向于处理整个系统,而不是附属系统。例如,空调系统,而不是空调系统内的压缩机。
B. 原理图应倾向于处理整个系统,而不是附件系统。例如,空调系统,而不是空调系统内的压缩机。
C. 原理图应尽量呈现整个总系统,而非各个子系统。例如,空调系统原理图不应把重点放在其中包含的压气机上。