A、 当P91和P92面板电源接通时，打开或关闭其断路器要小心，电击会造成人身伤害。
B、 P91和P92之间的断路器在打开或闭合的时候要特别当心，因为点击会使人受伤。
C、 当你打开或关闭P91和P92上面的跳开关要十分小心，因为带电的设备会使人员受伤害。
答案：A
A、 当P91和P92面板电源接通时，打开或关闭其断路器要小心，电击会造成人身伤害。
B、 P91和P92之间的断路器在打开或闭合的时候要特别当心，因为点击会使人受伤。
C、 当你打开或关闭P91和P92上面的跳开关要十分小心，因为带电的设备会使人员受伤害。
答案：A
A. 设备清单应包含特定飞机在交付时已安装的所有必需或选装设备。
B. 交付时，应按照设备清单在具体飞机上安装所有必要或选装设备。
C. 设备清单应包含送达时在具体飞机上安装的所有要求或选装设备。
A. 此材料有良好的防腐作用。
B. 这种材料被证明具有优异的防退化性能。
C. 现有涂料的防腐效果非常显著。
A. 如果你看到染色，拆卸部件。
B. 如果你看到变色，更换部件。
C. 如果你看到有颜色，移除部件。
A. 飞机的内部装饰板包括检修盖板和填充板。
B. 蒙皮覆盖机身外表面，包括接近门和加强件。
C. 飞机的蒙皮包括舱门和倍增器。
A. This document and the applicable airplane maintenance manual(s) complement each other.
B. This document may supplement the aircraft maintenance manual(s) as appropriate.
C. This document is explanation to the airplane maintenance manual(s).
A. If one or more blades are broken, make an entry in the engine logbook.
B. If one or more blades are in place , make an entry in the engine logbook.
C. If one or more blades are absent, make an entry in the engine logbook.
A. Obey the safety precautions when you do work with high voltages.
B. When working with high resistances, you should follow the safety precautions.
C. The safety precautions are optional in an environment with high voltages.
A. 执行所有的程序。
B. 执行以下程序。
C. 执行以上程序。
A. Information on specific optional systems or equipment may be included in this section or in Section 9, Supplementary.
B. Information about noncompulsory systems or equipment may be included in this section or in Section 9, Supplements.
C. Information on specific optional systems or equipment may be included in this Section or in Section 9, Supplements.
A. The aim of STE is that readers all over the world can easily understand the technical texts and that writers who are responsible for preparing technical texts know how to prepare them in a easy method.
B. The objective of STE is to provide writers with general principles on how to prepare technical documents in a clear, simple and distinct manner that readers all over the world can easily understand.
C. The function of STE is to describe how to prepare technical texts in a easy, clear and specific way and to allow readers all over the world to understand difficultly.
