Vertical lists make long complex sentences much easier to understand.

A. 对损伤及邻近区域进行检查。

B. 检查损伤及隔离区域。

C. 对与损伤相连接的区域进行检查。

A. Do not taxi where there is dirt.

B. Do not tow in areas where there is slush.

C. Do not land in locations where there is slush.

A. Unscheduled maintenance checks are those maintenance checks and inspections on the aircraft, its systems and units which are recognized by the manufacturer as special or unusual conditions which are not related to the time limits specified in -10 above.

B. For the unscheduled maintenance checks and inspections of aircraft, aircraft systems and components, the manufacturer shall not include special or unusual conditions from the time limits specified in -10.

C. If the unscheduled maintenance checks and inspections on the aircraft, its systems and units are special or unusual conditions, the time limits specified in -10 shall be referred to by the manufacturer＇s.

A. Make sure the probe cover is in good working condition with no evidence of damage.

B. Make sure the probe plug is in good condition and there is no signal of damage.

C. The probe lid is insured to be in ideal condition and out of damage.

A. 向反方向移动杆。

B. 逆时针移动杆。

C. 移动杆至对应方向。

A. If there is hum from the loudspeaker, don＇t adjust the potentiometer.

B. Adjust the potentiometer unless hear a hum from the loudspeaker .

C. Adjust the potentiometer until the loudspeaker no longer hums.

A. Troubleshooting can only be performed after the cause of the malfunction has been found out.

B. You should perform troubleshooting according to the procedure and find out the technical failure.

C. According to the procedure, perform the troubleshooting to solve the cause of the malfunction.

A. 确保应答机正确发送信号。

B. 确保发射机正确发送信号。

C. 确保转换器正确接收信号。

A. A motor can power all the systems.

B. One generator can power for all the systems.

C. One generator can supply power for all the systems.

A. 文本说明和有关例句构成了每个规则。

B. 每项规则都附有文字解释和相应事例。

C. 每条规则包括解释性的文本和相关的例子。