2219. Get the correct tools to open the containers for these materials

A. 涡轮发动机速度表通常以涡轮最大转速的百分比来测量转速。

B. 涡轮发动机转速表通常以涡轮额定最大转速的百分比来测量转速。

C. 涡轮发动机速度计通常以涡轮转动的最大速度的百分比来衡量。

A. ELECTRICAL GROUNDING

B. GROUND

C. LANDING

A. Make sure that the two spigots at the bottom of the unit engage.

B. Make sure that the two spigots at the base of the unit engage.

C. Make sure that the two spigots at the top of the unit engage.

A. 所有文本应在一栏或两栏内编写,并由制造商自行决定是否合理;但是,为了便于阅读,最好使用两栏

B. 制造商应分别在一列和两列中准备所有文本,但两列更便于阅读。

C. 根据制造商的解释,所有文本应在一列或两列中准备,但两列具有更好的视觉效果。

A. 记录对蒙皮表面进行的所有修理

B. 记录对蒙皮封严进行的所有修理。

C. 记录对蒙皮损伤进行的所有处理。

A. The rudder is a replaceable airfoil which is mounted to the vertical fin and is used for yaw control.

B. The rudder is a removable wing which is fixed to the vertical stabilizer and is used for pitch control.

C. The rudder is a removable airfoil which is attached to the vertical stabilizer and is used for yaw control.

A. CDCCLs are a means of identifying certain design configuration features intended to preclude a fuel tank ignition source for the operational life of the airplane.

B. CDCCLs are a means of sign certain design configuration features intended to preclude a fuel tank ignition source for the operational life of the airplane.

C. CDCCLs are a means of mark certain design configuration features intended to preclude a fuel tank ignition source for the operational life of the airplane.

A. 另一种类型的速度调节组件是可限流器。它包含一个可调节的螺旋活门,依靠螺纹可以从顶部一直旋转到底部。

B. 另一种类型的速度调节组件是可变限流器。它包含一个可调节的蝶形活门,其顶部有指向下部的螺栓。

C. 另一种类型的速度调节组件是可变限流器。它包含一个可调节的针状活门,其顶部有螺纹,下端有一个尖。

A. Clear the pipes in order to remove corrosion.

B. Wash the pipes so as to remove dust.

C. Flush the pipes to remove contamination.

A. 注意:ATA使用蓝色表示警报通告,黄色表示永久修订

B. 注意:ATA使用蓝色表示警报通告,黄色表示临时修订

C. 注意:ATA使用蓝色表示警报删除(不适用),黄色表示永久修订