629.An alphabetical index by subject is to be included in the Introduction,
as an assistance in locating the desired circuit.

A. 　当风速减小到 30 节以下,可以打开货舱门。

B. 　当风速达到 30 节,仍然允许打开货舱门。

C. 　当发动机转速减小到 30 节以下,可以打开货舱门。

A. 　 Continuing Airworthiness Program Inspections usually include two pages、
one text page and one illustration page

B. 　 Continuing Airworthiness Program Inspections usually exclude two pages、
one text page and one illustration page

C. 　 Continuing Airworthiness Program Inspections usually make up two pages、
one text page and one illustration page

A. 　在选择检查时间或对疲劳应力的影响方面,没有理性的考虑造成腐蚀的原因。

B. 　(从基本原理角度)选择检查时间或对疲劳应力的影响方面,没有考虑造成腐
蚀的原因

C. 　在选择检查时间或对疲劳应力的影响方面,没有(从基本原理角度)考虑腐
蚀的影响。

A. 　if the engine appears to be heating, turn it off.

B. 　if the engine appears to be overheating, turn it off.

C. 　if you think the engine is too hot, turn the switch to “off”.

A. 　Divide the follow wind component by the aircraft speed to get the
correction.

A. 　转动凸轮以松开管路

B. 　转动卡以使管路自由移动

C. 　转动卡箍以松开管路

A. 　转动凸轮以使显示器松脱。

B. 　转动旋钮使显示器显示消失

C. 　转动把手以使显示器不在显示

A. 　确认减速板是否立即收回。

B. 　确认减速板是否立即放出。

C. 　确认减速板是否缓慢收回。

A. 　WORKS

B. 　OPERATES

C. 　MAKES

A. 　Instead of using the actual date of issue on each page of an original
issue of a Handbook, the words "original issue" may be used.

B. 　The actual release date should not be used on each page of this
handbook.The term "Ahead release"Should instead be used.

C. 　In place of using the actual date of release on each page of an original
issue of a handbook,the letters"Original issue"Have to be used.