Depressurize the hydraulic system.

A. The brackets should be connected to the nearest components.

B. Align the brackets with the adjacent components.

C. Keep the brackets engaged with the nearby components.

A. 灯只会在300节速度下亮起。

B. 在超过300节的速度时，灯会亮起。

C. 在大约300节的时候灯就会亮。

A. If a symbol or device is established for a valve or control, it shall be used for this type of unit throughout the manual. The symbols used should be shown and identified in a legend block on the schematic diagram.

B. If a symbol or device has been set up to a valve or control, the equipment type will be referred to as this symbol or device throughout the manual. The legend block in the diagram displays or identifies symbols or device.

C. If a symbol or design is specified for a valve or control, this type of device is used throughout the section of the manual. The symbols used can be found and identified in the legend block of the schematic.

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. 飞行员操作手册的本节应包含重要的补充材料（操作信息），以便安全有效地操作配备了各种选装系统和设备的标准飞机。

B. 为了安全顺畅地操作飞机，当标准飞机未配备选装系统和设备时，飞行员操作手册的本节应包含必要的补充材料（操作信息）。

C. 飞行员操作手册的本节应包含适当的补充材料（操作信息），以便在配备了标准飞机所没有的各种选装系统和设备情况下，安全有效地操作飞机。

A. Right wing inboard flap control cable at control mechanism located in right rear wheel well is incorrectly routed and kinked.

B. The right rear wheel well right inner flap control mechanism controls the wrong alignment and is knotted.

C. Right wing inner flap control cable at control mechanism after right wheel well is incorrectly moved and twisted.

A. 描述飞机的门、窗和出口时，应精确描述有关应急出口使用的。

B. 描述飞机舱门、窗和出口时，应给出使用救援通道的准确说明。

C. 描述飞机舱门、窗和出口时，应准确指导使用应急门。

A. 确保P36面板上的“交流已连接”及“未使用”指示灯点亮。

B. 确保交流电已连接，并且P36面板上的“未使用”指示灯处于点亮状态。

C. 确保P36面板上的“交流已连接”指示灯点亮，但其并未使用。

A. Two controversial ways can be chosen to do the test, either with the Central Maintenance Computer System through a the MCDU, like you have probably learned already, and with a test switch on the VOR receiver in the avionics compartment.

B. You can do the test following procedures -- with the Central Maintenance Computer System by the MCDU, you have probably learned already, and with a test switch on the VOR receiver in the avionics compartment.

C. The test can be done in either way below-- using the Central Maintenance Computer System via the MCDU, as you have probably already learned, or using a test switch on the VOR receiver in the avionics compartment.

A. 张力是正确的。

B. 校正张力。

C. 正确的拉力。