A、 需要对特征或特点的补充描述,使数据更加完善。
B、 若有需要,对附加的特征或特性加以简明描述,可以使数据得到补充。
C、 若有需要,指标的额外特征或特性将是其原有基础描述上的补充。
答案：B
A、 需要对特征或特点的补充描述,使数据更加完善。
B、 若有需要,对附加的特征或特性加以简明描述,可以使数据得到补充。
C、 若有需要,指标的额外特征或特性将是其原有基础描述上的补充。
答案：B
A. The airworthiness problem needs to be resolved by the way any other airplane does in the operator's fleet has equal or more damaging corrosion,and it has to be done before the regular check of that zone.
B. The airworthiness problem needs immediate action ahead of the next planning inspection of that zone,because it would probably occur on another plane in the operator's fleet,causing equivalent or more serious corrosion.
C. Due to any other airplane in the operator's fleet could have the comparable or more vital corrosion,the airworthiness problem should be investigated immediately before the next periodic inspection of that zone.
A. Bleed the hydraulic system.
B. Pressurize the hydraulic system.
C. Depressurize the hydraulic system.
A. 松开断路测试开关。
B. 复位短路测试开关。
C. 松开短路测试开关。
A. The manufacturer's marks,publication title,airplane model,and issue or revision date must shown on all pages.
B. The manufacturer's headline,publication title,airplane model,and issue or revision date must print on all pages.
C. The manufacturer's masthead,publication title,airplane model,and issue or revision date must appear on all pages.
A. 全推力情况下,刹车必须能够防止飞机移动。
B. 在最大推力下,制动器必须防止飞机摆动。
C. 在全推力情况下,刹车必须防止飞机启动。
A. The swivel nuts on both valves engage threads on an internal stem that loosens or draws tight the valve stem to a metal seat.
B. The rotating nuts on both valves are meshed with the threads on the inner valve stud,so that the valve stud is loosened or tightened to a metal valve base.
C. The swing nuts on both valves engage with the threads on the internal spool,allowing the spool to loosen or tighten to the metal seat.
A. If a power supply system is independent to provide service to only one component or single- function system,it will be discussed together with the components or systems it serves.
B. When a power source services a singlecomponent,or serves a single functioning system,that power source will be included in the discussion of the component or system which it serves.
C. When a power supply is a complete component or single-function system,the device it serves is discussed separately from its own component or system.
A. 前段包括以下信息。
B. 封面部分包括以下信息。
C. 前言部分包括以下信息。
A. 解释如何避免和注意燃油消耗。
B. 解释如何避免和注意燃油污染。
C. 解释如何避免和注意燃油泄漏。
A. 某些油箱被称为配平油箱,因为它们不仅储存燃油,也用于飞机配平.
B. 飞机上一些油箱用于储存燃油,一些油箱用于飞机配平,所以叫做配平油箱。
C. 飞机上用于储存燃油的油箱需要用空气进行配平.这个过程叫配平油箱。
