A、 The tank recirculating system lets the air in or out of the fuel tanks if necessary
B、 The tank absorbing system lets the air in or out of the fuel tanks as necessary.
C、 The tank venting system lets the air in or out of the fuel tanks as necessary.
答案：C
A、 The tank recirculating system lets the air in or out of the fuel tanks if necessary
B、 The tank absorbing system lets the air in or out of the fuel tanks as necessary.
C、 The tank venting system lets the air in or out of the fuel tanks as necessary.
答案：C
A. Turn the handle of the door until the lower gate is lifted.
B. For lowering the upper door,door handle should be turned.
C. The lever of door should be turned until the lower door opens.
A. Solvents can avoid damage to paint.
B. Solvents can cause damage to paint.
C. Solution can cause damage to paint.
A. 每个乘客的座位上的客舱娱乐系统可以传输音频和图像,也可以被连接到乘客系统的喇叭上。
B. 视频娱乐的图像部分被传送到图像娱乐系统所选频道上的每个乘客的座位上,也可以被连接到乘客系统的扬声器上。
C. 视频娱乐的音频部分被传送到音频娱乐系统中所选频道上的每个乘客的座位上,也可以被连接到乘客系统的扬声器上。
A. 要安装燃油温度指示器,将其向后翻转。
B. 要安装燃油温度指示器,扭转其朝向后方。
C. 要安装燃油温度指示器,将其向后倾斜。
A. Use a vertical line along the outside of the page to mark changes, additions, and deletions. Underline only the parts that was changed. Changes to the illustration are also identified with a vertical line to the left of the changed content. Every change should be dated.
B. Use a vertical line along the outside of the page to mark alterations, additions and deletions. Only changes are marked by a vertical line. Use a vertical line in the left margin of the illustration to indicate the changes. Every page should be dated for revision.
C. A vertical line along the outside of the page indicates that the content has been changed, added, and removed. Mark special parts that have been changed. Changes to the illustration can be indicated directly with a vertical line to the left of the content. Every date should be updated.
A. GET DOWN
B. FALL TO
C. GO DOWN
A. Composite structure combines high stength and rigidity with heavy weight.
B. Composite structure possesses the characteristic of high stength and rigidity.
C. Composite structure’s stength and rigidity are more than that of metal structure,at the same time, Composite structure has light weight.
A. It is the responsibility of the operator to ensure that alternative tools or equipment can work well and are dangerous to the parts and personnel as the ones specified in the procedure if you use them.
B. If alternative tools or equipment are used, the operator must ensure that they can play the same role and are as safe as the tools or equipment specified in the procedure to the parts and personnel.
C. If the manufacturer car make sure that alternative tools or equipment can meet the requirement and are as safe to the parts and equipment as the ones specified in the procedure, you can use them.
A. Make sure the wire in this position is able to unlock the parts.
B. The wire must be positioned so that the parts can oscillate freely.
C. Ensure the wire is positioned to create a locking motion on parts.
A. Failure of the air turbine starter can trigger the engine overheat and fire indications.
B. The air turbine starter fails to trigger the engine overheat and fire indications
C. Failure of the air turbine starter can cause the engine overheat and fire indications.
