A、 If you use solvent in a closed space, make sure that there is good airflow in the work area.
B、 When using composite in confined space, make sure it has good ventilation.
C、 You can not use sealant in enclosed space on condition that there is no good ventilation.
答案：A
A、 If you use solvent in a closed space, make sure that there is good airflow in the work area.
B、 When using composite in confined space, make sure it has good ventilation.
C、 You can not use sealant in enclosed space on condition that there is no good ventilation.
答案：A
A. Failure of the air turbine starter can trigger the engine overheat and fire indications.
B. The air turbine starter fails to trigger the engine overheat and fire indications.
C. Failure of the air turbine starter can cause the engine overheat and fire indications.
A. Release the hydraulic pressure in the accumulator.
B. Release the power pressure in the accumulator.
C. Release the hydraulic pressure in the actuator.
A. STE was researched to help the writers of English-language file understand what they write, particularly when these writers are non-native English speakers.
B. STE is prepared to make readers of English-language documents know what they read difficultly, especially when these readers are native English speakers.
C. STE was developed to help the readers of English-language documentation understand what they read, particularly when these readers are non-native English speakers.
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. Use of cabin pressurization during Takeoff, landing, or in flight shall be carefully restricted.
B. Use of cabin pressurization during Takeoff, landing, or in flight has limitations that shall be observed.
C. You shall follow the strict requirements when using cabin pressurization during Takeoff, landing, or in flight.
A. 描述飞机机翼襟翼、俯冲制动或扰流板系统时，应描述其应用如何影响俯仰姿态、空速、配平和失速速度。
B. 描述飞机机翼翼尖、俯冲制动或扰流板系统时，应描述其应用如何影响俯仰姿态、表速、配平和失速速度。
C. 描述飞机机翼襟翼、俯冲减速板或扰流板系统时，应描述各自工作时如何影响俯仰姿势、空速、配平和失速速度。
A. In some cases, wires are color coded and these should be shown on the wiring diagram.
B. In some cases, wires are color coded and these should be installed on the wiring diagram.
C. In some cases, wires are color coded and these should be explained on the wiring diagram.
A. 确保副翼向下运动。
B. 使方向舵移动更慢些。
C. 确保升降舵移动缓慢。
A. The filter must be replaced before putting new oil in the system.
B. The replacement of the filter is optional before refueling the system.
C. The filter can not be replaced unless you put new oil in the system.
A. 相关警戒灯必须在30秒后熄灭。
B. 故障的警告灯必须在30秒后关闭。
C. 相关警告灯会在30秒后熄灭。
