A、 当这种情况发生时，你可以选择使用第9级引气。
B、 当这种情况发生时，将自动使用第9级引气。
C、 当这种情况发生时，人工打开第9级引气。
答案：B
A、 当这种情况发生时，你可以选择使用第9级引气。
B、 当这种情况发生时，将自动使用第9级引气。
C、 当这种情况发生时，人工打开第9级引气。
答案：B
A. The bolt will be at the 2 o’clock position when you look at the pump from the rear.
B. The rivet is installed on the 2 o＇clock position of the pump when looking from rear to front.
C. Look at the bolt installed on the pump from rear to front at the 2 o＇clock position.
A. 如果损伤没有涉及保护盖，则部件可以使用。
B. 如果划痕没有穿透保护层，则部件可以使用。
C. 如果腐蚀没有透过涂层，则部件可以使用。
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. The schematic diagrams need to list a lot of instructions, so the items listed are ordered according to certain rules, this is the order in which the items are placed on the plane.
B. There are schematics which need to list a lot of items, so the items listed should be sorted according to certain rules, such as the order in which the items are placed on the plane.
C. List a large number of schematics in logical order, such as the position of the items on the plane.
A. Among the offices under the Associate Administrator is the Aircraft Certification Service, which has the responsibility for overseeing the Aircraft Certification Directorate, and the Washington Headquarters operations related to design, production, and ai
B. Aircraft Certification Directorate which is one of the offices under the Associate Administrator is responsible for overseeing the Aircraft Certification Service, and the Washington Headquarters operations related to design, production, and airworthiness
C. Overseeing the Aircraft Certification Directorate, and the Washington Headquarters operations related to design, production, and approval is the duty of Aircraft Certification Service that is among the offices under the Associate Administrator.
A. 这个笔记本电脑有三个备用部件。
B. 笔记本电脑有三个主要部分。
C. 这个螺钉有三个主要部分。
A. A Weight and Moment Limit diagram shall be used to describe the c.g. limits.
B. The maximum weight moment envelope diagram should be used to describe the c.g. limit of the aircraft.
C. A Weight and Moment Limit diagram shall be used to describe the maximum c.g. limit.
A. If the airframe manufacturer modifies the component manufacturer＇s text or description by any means, he shall use his own headmaster.
B. If the airframe manufacturer changes the component manufacturer＇s text or illustration in any way, he shall apply his own masthead.
C. If the airframe manufacturer changes the component manufacturer＇s text or illustration in one way, he shall modify his own masthead.
A. Examine the area that is around the drain holes for signs of corrosion.
B. Check the scavenge hole and areas around it for corrosion.
C. Make sure that there＇s no corrosion around the drain hole.
A. The total weight must be approved and the CG shall be within the limits.
B. The total weight and CG must be within the specified range.
C. Totals must be within approved weight and CG limits.
