151.BE CAREFUL WHEN YOU ( ) PRINTED CIRCUIT BOARDS.

A. 　中间地

B. 　外部地

C. 　内部地

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. 　在活塞发动机驱动的飞机上,排气温度指示器用于识别各种功率设置下的油
气比。

B. 　在活塞发动机驱动的飞机上,排气温度指示器用于设置各种功率设置下的油
和空气的混合比。

C. 　在动力活塞驱动的飞机发动机上,排气温度指针用于识别最大功率设置下的
油气比。

A. 　If the sleeve is incorrectly attached, adjust it.

B. 　If the sleeve is badly attached, adjust it.

C. 　If the sleeve is wrong attached,adjust it.

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. 　 RECORD

B. 　 COPY

C. 　 ENTER

A. 　The values must not be more than the approved differences.

B. 　The values must not exceed the allowable differences.

C. 　The values must not exceed the approved error.

A. 　做腐蚀检查。

B. 　做损害检查。

C. 　检查由腐蚀造成的损伤。

A. 　Apart from printing "This page intentionally blank" on blank pages,
the Document producer may use dual page numbering on pages preceding or
following a blank page.

B. 　Instead of printing "This page intentionally blank" on blank pages,
the Document producer may use dual page numbering on pages preceding or
following a blank page.

C. 　Except printing "This page intentionally blank" on blank pages. the

A. 　控制单元安装在驾驶室后部。

B. 　控制组件安装在驾驶舱的后部。

C. 　控制组件安装在飞行舱之后。