Set the rotary switch to INPUT.

A. Three computers collect data and put them together on the data link to the display unit.

B. Three computers collect data and put them together on the data upload to the display unit.

C. Three computers collect data and put them together on the data conveyed to the display unit.

A. Generally speaking, there are separate arrangements and chapter breakdown in each manual, full unification is difficult to achieve.

B. In general, it is mandatory for all manuals to be uniform and follow chapter arrangements and breakdown to the maximum extent.

C. In general, it is desired that the following chapter arrangements and breakdown be followed uniformly and to the maximum extent practicable in all manuals.

A. Removing it with special material is necessary if you find corrosion.

B. If you find corrosion, remove it with the specified material.

C. If corrosion is found, change the material to remove it.

A. There are trim tabs at the rear of both ailerons.

B. There are trim tabs at the rear of both flaps.

C. There are trimmable stabilizers at the rear of both elevators.

A. 该系统必须启动以防止反推操作故障。

B. 必须对该系统进行排故以防止反推操作故障。

C. 该系统必须被限动，以防止反推意外工作。

A. Wait for the paint to dry completely before polishing it again.

B. Do not apply the second layer of paint if the first layer has dried thoroughly.

C. Let the first layer of paint dry fully before you apply the second layer.

A. 检查单可能也包括关于飞机操作的补充信息。

B. 检查单可能也提供 与飞机操作相关的信息

C. 检查单也确认了一些关于飞机操作的辅助信息。

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.

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. Rub the basin with water.

B. Flush the basin with water.

C. Fill the basin with water.