Each rule includes explanatory text and the related examples.

A. To simplify the overall master wiring diagram to make it easy to understand, complex systems should be described in terms of functional interconnections.

B. The overall master wiring diagrams are too complex to be understandable, so the presentation of the systems shall be simplified and the interconnections should be plainly noted.

C. To make the wiring diagrams simplified and understandable, the complex systems should be described in system-functions. The connection of each system shall be presented clearly.

A. Try to move the control column.

B. Move the control column momentarily.

C. Try to move the control column forward.

A. CAP一般分为两部分：一部分是文字，另一部分是示意图。

B. CAP通常包括两页：一页文本和一页示意图。

C. CAP包括两种：一种文字表示的，一种是示意图。

A. The drain float valves in the vent tubes and the vent channels dilute the fuel in the vent system to drain out of the tank when the fuel face is lower than the valve.

B. The drain float valves in the vent tubes and the vent channels permit fuel in the vent system to drain into the tank when the fuel level is lower than the valve.

C. The drain float valves in the vent tubes and from the vent channels allow the fuel in the vent system to drain into the tank when the fuel quantity is lower than the valve.

A. The pump is installed behind the hydraulic motor.

B. The gearbox is installed behind the pneumatic motor.

C. The hydraulic motor is installed behind the pump.

A. A maximum distance of 50 feet is required between consumable materials and the work area.

B. Keep flammable materials at a minimum distance of 50 feet from the work area.

C. Explosive materials must be kept at least 50 feet away from the work area.

A. Please do not make the USB power adapter wet with your hands.

B. When the USB power adapter is wet, please do not touch it.

C. If your hands are wet, do not touch the USB power adapter.

A. The aircraft navigation systems provide the flight which is required by the crew,and meet the the most provisionally safety requirements.

B. The aircraft navigation systems provide the flight which is required by the crew,and meet the the most appropriate safety requirements.

C. The aircraft navigation systems provide the crew with the data required for flight within the most appropriate safety requirements.

A. 结构类别分为三类：主要的、次要的、备用的。

B. 结构类别分为三类：主要的、次要的、必需的。

C. 结构类别分为三类：主要的、次要的、第三位的。

A. 用米尺来衡量金属盒的容积。

B. 评测金属规则的维度，来作长远的分级。

C. 用一个带有毫米刻度的金属尺来测量尺寸。