The Boeing 747 marked the beginning of a new era in air transport.

A. 所有信息都是FAR 23部法规的要求，其他适用法规也会包括在内。

B. FAR 23部法规要求所有其他适用法规的信息都包括在内。

C. FAR 23部法规或者其他适用法规所要求的所有信息都会包括在内。

A. 将测试结果写在正确的表格里。

B. 将操作结果写在正确的表格里。

C. 将校准结果写在校正表上。

A. Apply special materials in all the holes, specially in the area which can have condensation.

B. Paint special materials in all the holes, especially in the freezing area.

C. Fill special materials in all the holes, particularly for the frost area.

A. 飞机已按照制造商要求或同等标准进行检查。

B. 飞机已按照运营人要求或同等标准进行维护。

C. 飞机已按照制造商建议或同等标准进行维护。

A. Flash the screen with hot water.

B. Fresh the filter with hot water.

C. Rinse filter in hot running water.

A. Write the instructions in the mandatory mode.

B. Write the instructions in the imperative form.

C. Write the instructions in the active mode.

A. 该系统必须启动以防止反推操作故障。

B. 必须对该系统进行排故以防止反推操作故障。

C. 该系统必须被限动，以防止反推意外工作。

A. 确保杆之间有合适的间隙。

B. 确保杆之间有合适的角度。

C. 确保杆之间有足够的间隙。

A. This organization was asked to look into the readability of maintenance documentation in the civil aviation industry and find a resolution to simplify the language used to write such documentation.

B. This organization was asked to research the legibility of maintenance documentation in the civil aviation industry and get a way to simplify the language used to write such documentation.

C. This organization was asked to study the readability of maintenance documentation in the civil aviation industry and find a method to single out the language used to write such documentation.

A. This system does not supervise the normal channels of communication for this item.

B. This system does not remove the normal channels of communication for this item.

C. This system does not supersede the normal channels of communication for this item.