86. Use cellophane to prevent damage to the surface

A. 系统中控制螺旋桨桨距的部分。包括加速器,同步器,电门,钢索,杆等。不包括随螺旋桨组件运动的任何零件

B. 系统中控制螺旋桨桨叶角的部分。包括调速器,同步器,电门,钢索,杆等。不包括随螺旋桨组件随动的任何零件

C. 系统中控制螺旋桨桨距的部分。包括调速器,同步器,电门,钢索,杆等。不包括随螺旋桨组件旋转的任何零件

A. Install packing and support rings on bearing. Glide bearing into cylinder until it is bottomed.

B. Install packing and backward rings on bearing. Slash bearing into cylinder until the bottom is visible.

C. Install packing and alternative rings on bearing. Skid bearing into cylinder until you see the bottom.

A. Make sure that the bolts are tight.

B. Make sure that the screws are securely installed.

C. Make sure that the bolts are loose.

A. It is acceptable that installation or reactivation procedures are just the opposite of removal or deactivation procedures;

B. It is not an acceptable statement that installation or reactivation procedures are just a reserved way of expression;

C. The statement that installation or reactivation procedures are the reverse of removal or deactivation procedures is not acceptable;

A. In the STE example, this safety description is given as a caution, but if you know about oxygen systems, you also know that oxygen can occur explosions.

B. In the non-STE example, this safety instruction is given as a caution, but if you know about oxygen systems, you also know that oxygen can cause explosions.

C. In the non-STE example, caution is given in this safety description. But if you know about nitrogen systems, you also know that nitrogen can cause flames.

A. According to the authority given to persons specified below, the unit recognized in item 3 was inspected in the manner stipulated by authority and is approved.

B. Based on the authority given to the following stated persons, the unit described in item 3 was inspected in the authority defined manner and gets approved.

C. Thanks to the authority given to persons as below, the unit found in item 3 was inspected in the manner stipulated by authority which is approved.

A. 在焊接过程中,使用保护罩。

B. 在软焊程序过程中,使用防护罩。

C. 在焊接过程中,穿戴防护服。

A. When fuel comes out, you should perpare for fire eliminating.

B. It is necessary to exterminate fire properly when fuel starts to leak.

C. Use a fire extinguisher immediately if there is fuel leakage.

A. 不要给螺栓施加过大力矩。

B. 安装螺栓时不要用太大的力。

C. 不要用太大的力来拧紧螺栓。

A. 只有经过授权的人员方可以留在该区域

B. 只有经过改装的人员方可以留在该区域

C. 只有经过检验的人员方可以留在该区域