145.结构部分被分为三组。

　The content of the structure are divided in three groups.

　The parts of the construction are divided into three set.

　The parts of the structure are divided into three groups.

正确答案：C

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628.INSTALL CAPS ON THE RECEPTACLES TO MAKE SURE THAT UNWANTED MATERIAL

627.这些测试应不需要安装在飞机上以外的任何特殊设备或设施,并应与机组
执行的测试相比较。

626.调节罗盘系统 1 直到和罗盘系统 2 一致。

625.EACH SURVIVAL KIT ( ) THESE ITEMS.

624.In or to a position nearer to the longitudinal axis

623.No part of this document may be reproduced in any form without
permission in writing from the publisher.

622.此程序仅适用于 A 型零件。

621.A secondary system used to estimate the fuel quantity when the
aircraft is on the ground.

620.If the airplane has a built-in auxiliary power unit, describe it and
explain how it fits in with the electrical system.

619.The area at which two surfaces or edges touch or are attached.