1178. 收回主起落架

A. 字典中包括一些未经更新的单词,如果你可以将它们放入应用的技术名称类别中它们可以是技术名称。

B. 字典中包括一些未经批准的单词,如果你可以将它们放入适用的技术名称类别中它们可以是技术名称。

C. 字典中包括一些未经批准的单词,包括技术名称,如果你可以将它们放入应用的技术名称类别中则属于此类词汇。

A. 不要安装精度超过0.01mm的垫片。

B. 不要安装厚度超过0.01mm的填隙片。

C. 不要安装高度超过0.01mm的对垫。

A. 在充气活门上的防尘螺帽被拆下来了,这样新鲜的空气源才能被连接到气门杆和螺套上,以打开充气阀门。

B. 在充气阀门上的可调节螺帽被拆除了,这样新鲜的空气源才能被连接到气门杆和螺套上,以打开充气阀门。

C. 充气阀门上的防尘帽被拆除,外接气源连接到阀门杆,旋转螺母被旋开以打开充气阀门。

A. Check the cut for gaps that start at its corners.

B. Examine-the opening for cracks that start at its corners.

C. Inspect the clearance of gate from the corner.

A. 在填充氧气瓶时,必须强制遵守氧气瓶更换程序。

B. 在填充氧气瓶时,必须强制遵守氧气瓶安全操作程序。

C. 在填充氧气瓶时,必须强制遵守氧气瓶添充程序。

A. “工作准备信息”部分列出了昂贵零件的IPC(图解零件目录)。

B. “工作准备信息”部分列出了消耗性零件的IPC(图解零件目录)。

C. “工作准备信息”部分列出了必备零件的IPC(图解零件目录)。

A. The compressing of the spring can cause the valve to open.

B. There is no change of the valve when the spring compresses.

C. After compressing of the spring, the valve goes to closed position.

A. If a single power source serves more than three systems, it will be discussed in one of the three systems.

B. If a single power source serves two or more systems, it needs to be discussed under either one system under appropriate chapter heading.

C. If a single power source serves two or more systems, each system should discuss it under appropriate chapter heading.

A. A hard landing may be the result of shock loading of the engine.

B. Shock loading of an engine may result in a heavy landing.

C. A heavy landing can cause shock loading of the engine.

A. The question whom should do the work requires consideration.

B. The question who should do the work requires consideration.

C. The question how should do the work requires consideration