A、 The airworthiness section may recommend each expected replacement time.
B、 The replacement time must be set forth in part of airworthiness section.
C、 Airworthiness section must set forth each mandatory replacement time.
答案：C
A、 The airworthiness section may recommend each expected replacement time.
B、 The replacement time must be set forth in part of airworthiness section.
C、 Airworthiness section must set forth each mandatory replacement time.
答案：C
A. 为避免不必要的磨损，将表面涂漆。
B. 为避免不必要的颗粒，将表面清洁。
C. 为避免不必要的摩擦，将表面抛光。
A. The gears will automatically engage if a malfunction occurs.
B. If there is proper functioning, the gears will automatically engage.
C. If there is a malfunction, the gears will automatically disengage.
A. 这些ALIs 是强制性的，未经负责飞机型号证书的FAA 办公室或适用的监管机构的批准，不能更改或删除。
B. 这些ALIs 是指令性的，未经FAA办公室批准不得更改或删除。FAA办公室负责飞机型号证书，或发布适用的管理规章。
C. 这些ALIs 是非常必要的，任何更改或删除必须获得FAA办公室批准，或者其他可以颁发飞机型号证书的监管机构的批准。
A. 告诉一个人撤除轮挡。
B. 告诉A撤除轮挡。
C. 告诉一个人去拆卸机轮。
A. If there is not a conflict between the two indicators, repeat the test.
B. If the two indications are different, do the test again.
C. Do the test again unless the two indications are different.
A. Use the upper latch mechanism to lock the lower display unit in the middle.
B. The latch mechanism at the top is used to secure the center display unit on the bottom.
C. The center lower display unit is installed with the latch mechanism at the top.
A. Replace the PTU check valve.
B. Interchange the PTU one-way valve.
C. Change the PTU return valve.
A. 找出液压油渗漏的源头。
B. 找出滑油溢出的源头。
C. 找出燃油泄漏的源头。
A. 给连接在上述部件的锁控装置喷上防腐蚀剂。
B. 给连接在上述部件的锁控装置喷上防锈剂。
C. 给连接在上述部件的锁控装置喷上润滑剂。
A. This system does not supervise the normal channels of communication for this item.
B. This system does not remove the normal channels of communication for this item.
C. This system does not supersede the normal channels of communication for this item.
