661. If the pressure supply stops, cancel the test

A. Tighten the bolts manually until you can do it with the specified tool.

B. Tighten the bolts manually if it is not feasible to doit with the specified tool.

C. In case that you cannot do it with the specified tool in case, tighten the bolts manually.

A. 在英语中,看起来相似的单词在句子中并不总是具有相同的功能。只有技术动词作为动词使用,而不是作为名词。

B. 在英语中,看起来相同的单词在句子中并不总是具有相同的功能。只有技术名词作为名词使 用,而不是作为动词。

C. 在英语中,看起来相同的单词在句子中并不总是具有相同的功能。只有技术动词作为动词使用,而不是作为名词。

A. It is urgent to establish the thorough maintenance procedure after designed and approved.

B. Once designed and approved, scheduled maintenance procedures must be built.

C. Once designed and approved, complete maintenance procedures must be set.

A. A list of Page and Effectivity should be printed in the front of each Manual.

B. A list of Page and Effectivity must be provided in some Manuals.

C. A list of Page and Effectivity should be provided in the Manual.

A. 气体在充气瓶中压缩。

B. 气体在充气瓶中膨胀。

C. 气体在排气瓶中膨胀。

A. 如果获得一个以上的类别认证,则每一类别的重量均应给予限制。

B. 如果获得的认证多于一个类别,则每一类别的重量均须加以限制。

C. 如果在一个以上的类别中获得认证则各类别重量,连同任何相关限制,都应针对各类别给出。

A. After wash aircraft, all 3 landing gears were found un-lubricated.

B. After aircraft wash, all 3 landing gears were found un-lubricated.

C. After aircraft clean, all 3 landing gears was found un-lubricated.

A. 那些说明可以作为定期维修所必须的参考

B. 那些指令是执行定期维修所必须的

C. 那些指示必须进行有计划维修

A. 检查飞机驾驶舱和设备的窗户。包括透明材料、隔框等。

B. 检查飞机内部和驾驶舱设备的玻璃。包括透明材料、框架等。

C. 用来检查飞机内部和周围隔间和设备的窗户。包括透明材料、框架等。

A. Briefly described and explain principle of operation of any new kinds of flight instruments.

B. The working principles of various new flight gauges are easily introduced and expressed.

C. The new types of flight facilities should be described and explained shortly.