"Towing and Taxiing" shall include equipment and materials required such as towing vehicles, tow bars, towing cables, etc..

A. 确保区域测试没有人。

B. 确保测试区域没有人。

C. 确定任何人可以进入考试区域。

A. In some cases, wires are color coded and these should be shown on the wiring diagram.

B. In some cases, wires are color coded and these should be installed on the wiring diagram.

C. In some cases, wires are color coded and these should be explained on the wiring diagram.

A. Do not go beyond this speed or Mach number besides in steady air, and then be careful.

B. Do not increase by this speed or Mach number unless in steady air, and be careful.

C. Do not exceed this speed or Mach Number except in smooth air and then only with caution.

A. The word list only shows major changes.

B. The word list only shows minor changes.

C. Only major changes are highlighted in the word list.

A. 噪声抑制器包含导管、隔板、屏障、推理增强装置、管路、动装置、位置指示器、警告系统等。

B. 噪声抑制装置包括诸如排气管、隔板、隔热屏、作动筒、管路、连杆、位置指示器、警告系统等部件。

C. 噪声抑制器包含导管、隔板、屏障、作动筒、管路、连动装置、分贝指示器、警告系统等。

A. 门是由碳纤维复合塑料制成的。

B. 门的主要成分是碳纤维复合材料。

C. 门是由碳纤维增强塑料制成的。

A. 在接近跑道过程中，偏差指针在航向指示器上显示飞行员正在朝哪个方向飞行。

B. 在接近跑道过程中，飞行员必须朝着航向指示器偏航指针的方向飞行。

C. 在接近跑道过程中，航向指示器的偏差指针向飞行员显示飞机必须向哪个方向飞行。

A. Move the IDG forward and outboard until it is away from the accessory gearbox, QAD ring and power plant.

B. Move the IDG towards the forward position until the input shaft is away from the accessary gearbox and QAD ring, then move the IDG towards outboard and free of the power plant.

C. After moving the IDG towards the forward position, then it is free of the accessary gearbox, QAD and the power plant.

A. If ordering any wire bundles from Boeing is mandatory, operators has the right to purchase the bundles from other supplier and ask them to provide the base wire bundle number (61-30396 in this case) and tail number of the airplane.

B. It is a necessity for the operators to provide the base wire bundle number (61-30396 in this case) and tail number of the airplane on which the bundle is to be installed if ordering any wire bundles from Boeing is necessary.

C. Operators should provide the number(61-30396 in this case) of the airplane where the bundles are to be installed on if ordering any wire bundles from Boeing is necessary.

A. Each system is composed of basic components and all equipment, mechanic controls and system related electric and hydraulic units.

B. Basic components and all apparatus are made up of each system, including mechanical controls and electrical and hydraulic units related sytem.

C. Each system includes the basic components and all instruments, mechanical controls, electrical and hydraulic units related to the system.