370.If the meaning changes,use a different construction.

A. Inform the administration of the problem.

B. Announce the problem to the operator.

C. Tell the manufacturer about the problem.

A. When the temperature of vent rises to 27℃,the exhaust pipe opens.

B. When the ventilation temperature is above 27℃,the drain mast opens.

C. When the temperature of the ventilation air increases to 27 °c,the discharge valve opens.

A. Make a little oil to the threads of the two bolts.

B. Apply a small quantity of oil to the threads of the two bolts.

C. Apply a small quantity of oil to the threads of the two nuts.

A. Stringers and the upper wing skin are called vent channels.The vent channels go through drain float valves in the center tank.

B. Stringers and the upper wing skin are compose of the vent channels.The vent channels got exhaust float valves from the center tank.

C. Stringers and the upper wing skin make the vent channels.The vent channels have drain float valves in the center tank.

A. 正常俯仰控制法则基本上是负载系数的闭环控制,包括飞行发展保护。

B. 正常俯仰控制法基本上是负载厂家的闭环控制,包括飞行包线保护。

C. 正常俯仰控制法则基本上是负载系数的闭环控制,包括飞行包线保护。

A. 这是一个很好的喷漆方案。

B. 这是一个很好的除漆程序。

C. 这是一个很好的调色计划。

A. The correction installation of the upper drag strut can prevent the retraction of the lower drag strut.

B. If the upper drag strut is installed improperly,the lower one will be hit during retraction.

C. The removal of the upper drag strut has to be done properly so that the lower one can fully extend.

A. After the valid date of this amendment,a newly produced aircraft's pilot's manual must be approved by FAA.

B. After this revision date,FAA must approve a newly produced aircraft's pilot's manual .

C. After the effective date of this revision,Pilot's Operating Handbooks for newly manufactured airplanes must be FAA Approved Airplane Flight Manuals.

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. 飞行数据记录器系统从飞机系统和传感器获得存储的飞机参数。

B. 飞行数据记录系统给飞机系统和传感器提供并存储飞机指数。

C. 飞行数据记录器系统从飞机系统和传感器获得并存储飞机参数。