1970.In the description of the airplane's Airframe,seating arrangements available shall be described.

A. 当压气机机匣被冷却后,压气机叶片间距变小。

B. 当涡轮机匣被冷却后,涡轮叶尖距变小。

C. 当涡轮机匣被冷却后,涡轮叶片间距变小。

A. 使复合材料变干燥。

B. 发出脱水的指令。

C. 使化合物变干。

A. 从油箱内排放大约 2 升燃油。

B. 向油箱中注入大约 2 升燃油。

C. 排空油箱,获取约 2 升燃油。

A. Keep out of the engine before it starts.

B. Keep away from the intake area before the engine starts.

C. Go away from the exhaust area before the engine starts.

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. When you try to change a word,make sure that the substitute you choose doesn't replace the meaning of the sentence.

B. Make sure that the chosen replacement word will not vary the implication of the sentence if you replace a word.

C. When you replace a word,always make sure that the alternative you select does not change the meaning of the sentence.

A. 为了便于阅读和交叉索引,图解说明、图形和表格实际上应以垂直布局呈现。

B. 为了便于阅读和相互参考,插图、图形和表格如果可行的话,应以垂直布局呈现。

C. 为了便于阅读和相互对照,示意图、插图和表格在实际情况下应以垂直布局呈现。

A. Because of the risk of contamination,you must do this task in a very clean environment.

B. To prevent environmental pollution,this task must be done in a very clean area.

C. In order to prevent contamination,the task you must do is to find a very clean environment.

A. Charge the battery.

B. Discharge the battery.

C. Inflate the battery.

A. If the first coat is damaged,do a repair.

B. If the protective finish is damaged,do a repair.

C. If the primer layers are damaged,do a repair.