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。
答案：A
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。
答案：A
A. 拧紧螺母至足够牢固，而不是用手可以去拧动得动。
B. 拧紧螺母，但要保持足够宽松度，便于用手可以取下它。
C. 要保持螺帽被拧紧，使你的手无法拧松它们。
A. Make an estimate of the necessary quantity.
B. Evaluate on the quantity available.
C. Approximate the scale of the quality.
A. One of the safety precautions is to keep the combustible material from the work area at distance of 50ft at least.
B. One of the safety precautions is to keep the flammable material from the work area at distance of 50ft at least.
C. One of the safety precautions is to keep the combustible material from the work area at a minimum distance of 50ft.
A. 只有主要的变更高高挂起来了。
B. 仅突出显示了主要的变更。
C. 只显示了大部分的变更。
A. IAS shall be monitored continuously until the end of the test.
B. Monitor the speed indication as long as the test continues.
C. Monitor the speed indication continuously until the end of the test.
A. The engine power control system manages and controls the main fuel control or synchronizer, which is inclusive of controls to the propeller modulator on a turboprop engine.
B. The engine power control system furnishes a means of controlling the main fuel control or coordinator, which includes controls to the propeller regulator on turbo-prop engines.
C. The engine power control system regulates and controls the main oil, coordinator and propeller regulator of a turboprop engine.
A. 排故信息要么通过故障排除图表显示，要么通过文本和补充图表的组合来显示。
B. 排故信息可以通过排故图表，也可以通过文本，或者文本和补充图表的组合来显示。
C. 文本和补充图表的组合可以用于显示故障排除信息。
A. Because of the risk of contamination, you must do this task in a very clean environment.
B. To prevent environmental pollution, this task must be done in a very clean area.
C. In order to prevent contamination, the task you must do is to find a very clean environment.
A. Do the troubleshooting procedure to find the cause of the malfunction.
B. Do the troubleshooting process to look the result of the malfunction.
C. Find the cause of the malfunction to do the troubleshooting procedure.
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.
