超过此速度时不要放出或收上起落架。

A. To know what you want to say and to use the words that give the wanted meaning shall always be assured.

B. In order to express the meaning that you want, always make sure that you know what you want to say and you use the words.

C. Always make sure that you use what you want to say to express the words with the meaning that you want.

A. 组件的电流通过发动机提供给防冰系统。

B. 发动机产生的部分电能供给防冰系统使用。

C. 发动机的电力部件支持防冰系统。

A. 安全说明告诉读者，程序或程序中的步骤可能存在危险或造成损伤。

B. 安全说明告诉读者，程序中的程序或步骤可能是危险的或造成损伤。

C. 安全说明告诉读者哪些程序或步骤是危险的，或是可以造成损伤的。

A. The power plant uses an air vent or propeller to produce power.

B. The power plant develops thrust either through the exhaust or through a propeller.

C. The power plant generates propulsion with the aid of the exhaust or a propeller.

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. Several screws pulled out in front of right wing fuselage fairing.

B. Several screws lost in front of right wing fuselage fairing.

C. Forward of right wing body fairing has several loose screws.

A. Do not extend or retract landing gear above this speed.

B. Do not lower or retract landing gear exceed this speed.

C. Do not lower or lift landing gear within this speed.

A. 气缸盖、排气（涡轮进口）温度等能通过发动机温度系统显示。

B. 发动机温度系统包括气缸盖、排气（涡轮进口）等，用于显示发动机温度。

C. 发动机温度系统用于指示发动机不同位置的温度，包括气缸盖温度、排气（涡轮进口）温度等。

A. 风挡出口是在机长和副驾的挡风口前面。

B. 风挡出口是在机长和副驾遮光板的前面。

C. 风挡出口是在机长和副驾操作板的前面。

A. 不要将压缩空气出口对着你的皮肤。

B. 不要使压缩空气吹到皮肤。

C. 不要将压缩空气对准蒙皮。