The gyroscope will become stable after approximately 15 seconds.

A. 避免使用这些词来表达他们论证过的意思。

B. 一定要使用这些词的批准的意思。

C. 一定要用这些词来表达他们认可的方法。

A. 跳开关安装在组件的前部。

B. 跳开关位于组件侧面。

C. 跳开关安装在组件的后部。

A. The spoilers are similar to the ailerons in that they are assisting and providing control of the airplane about the longitudinal axis.

B. The ailerons are similar to the spoilers in that they are resisting and providing control of the airplane about the longitudinal axis.

C. The ailerons are similar to the spoilers in that they are resisting and providing control of the airplane about the roll axis.

A. 安装指示器时将其向后方倾斜。

B. 为了安装指示器，应将其向后移动。

C. 安装指示器时将其向前移动。

A. 如图4所示，测量凹坑的深度。

B. 如图4所示，检查凹坑的尺寸。

C. 如图4所示，测量磨损的厚度。

A. 外圆周长必须与内圆周长相匹配。

B. 外侧半径必须与内侧半径等比例。

C. 外径必须与内径同心。

A. Grind the surface with a soft cloth after it becomes light.

B. Rub the surface with a soft cloth when it becomes brightness.

C. Polish the surface with a soft cloth until it becomes shiny.

A. 原理图应包括被认为是输出源头的发电机、油箱和储液箱。

B. 原理图由被认为是输出源头的发电机、油箱和蓄压器组成。

C. 原理图应排除被认为是输出源头点的发动机、油罐和油箱。

A. Make sure that the parts or surface layer are dry and free from uncontamination.

B. Make sure that the parts or surface layer are dry and free from contamination.

C. Make sure that the parts or surface lamination are dry and free from contamination.

A. This section of the Pilot＇s Operating Handbook shall contain only those limitations required by regulation or necessary for safe operation of the airplane and approved by the regulatory authority.

B. This section of the Pilot＇s Operating Handbook shall include only those restrictions required by the regulations and those restrictions issued by the regulatory authority to ensure the safe operation of the airplane.

C. This section of the Pilot＇s Operating Handbook shall contain the regulatory requirements approved by the authorities and publish the necessary restrictions only for the safe operation of the airplane.