Operate the dimmer switch and make sure that the intensity of the light changes.

A. If the wheel temperature reaches as high as 177 deg., the core of safety plug shears off and the tire slips.

B. If the wheel temperature increases to more than 177 deg., the core of the fusible plug melts and the tire deflates.

C. The core of the filter element melts once the wheel temperature is above 177 deg., causing the tire to deflate.

A. 随之，会导致电子和电气设备和系统的永久失效或超温。

B. 因此，会导致电子和电气设备和系统的临时或永久失效。

C. 此后，会导致电子和电气设备的临时或永久功能衰退。

A. 调整传动杆的长度，以便于正确安装校装销。

B. 如果安装传动杆不方便，调节销的可靠性水平。

C. 如果无法轻易地安装定位销，调整连杆长度。

A. Perform these checks without any schedule.

B. Perform these checks immediately.

C. Do these checks regularly.

A. Each manufacturer is expected to abide by the Specification content and arrangement without any deviation in order to reasonably achieve the objectives of this Specification (enhance safety, reduce efforts, minimize costs).

B. It is mandatory that each manufacturer adhere to the Specification content and arrangement to achieve the objectives of this Specification (enhance safety, reduce efforts, minimize costs).

C. Each manufacturer is expected to adhere to the Specification content and arrangement reasonably so as to enhance safety, reduce efforts, and minimize costs which are the objectives of this Specification.

A. The elevator is used for yaw control.

B. The rudder is used for yaw control.

C. The rudder is used for pitch control.

A. 止动螺母的不正确调整会造成方向舵脚蹬的损坏。

B. 方向舵踏板的止动螺钉不恰当的调节会带来伤害。

C. 方向舵脚蹬上的止动螺栓的不恰当调节会造成损坏。

A. Sentence forms shall be simple and direct ,omitting discussions of theory except where essential for practical understanding and application.

B. The sentence form should be easy and direct, avoiding discussion of theory except when practical understanding and application are necessary.

C. The form of a sentence should be simple and direct, and the discussion of theory should be omitted in addition to practical understanding and application.

A. Clean the elastic surfaces that are transparent.

B. Clean the plastic surfaces that are not transparent.

C. Clean the plastic surfaces that are not vague.

A. Procedures shall be provided for starting the engine in air and, moreover the engine does not start, for subsequent.

B. Procedures shall be provided for starting the engine in flight and, in the event the engine does not start, for subsequent.

C. Procedures shall be provided for starting the engine in flight and, for instance the engine does not start, for preceding.