1375. According to the specification, handbooks shall be readily revisable

A. 在大多数操作中,有对工作很重要的关键项。

B. 在大多数操作中,关键项让工作变得很完美。

C. 重要的关键项目是大多数的操作。

A. Electrical power must be disconnected before you manually open or shut the valve.

B. The valve will keep the original position when it gets electrical power.

C. You can open or shut the valve manually with electrical power.

A. 在极端天气和低环境温度下,正确测试襟翼和缝翼系统可能是非常困难的。

B. 在极端天气和低环境温度下,正确润滑襟翼和缝翼系统可能是非常困难的。

C. 在潮湿天气和低环境温度下,正确测试襟翼和缝翼系统可能是非常困难的。

A. Make sure that the hydraulic oil can be cleaned.

B. Make sure that there is no dust in the hydraulic fluid.

C. Make sure that the hydraulic fluid is uncontaminated.

A. Scrape corrosion-protective liquid of the door connections of the landing gear earlier than the flight procedures of low water level.

B. Apply anti-corrosion fluid to the door hinges of the landing gear prior to flight operation above water at low altitude.

C. Solidify corrosion inhibitor on the door hinges of the landing gear in advance of flying across the low water.

A. 确认管子没有膨胀。

B. 确认管子没有压缩。

C. 确认管子没有变形。

A. 为了规范主题的处理并简化用户在查找说明中的问题,已经开发出一种统一的方法来安排所有手册中的材料。

B. 为了方便主题的处理并简化用户在查找说明中的问题,已经开发出一种安全有效的方法来安排所有手册中的材料。

C. 为了方便主题的处理并简化用户在查找说明中的问题,已经开发出一种新方法来安排所有手册中的材料。

A. 用密封剂填充补片及相邻结构之间的缝隙。

B. 用密封剂填充补片的缝隙,并粘接相邻结构。

C. 在附近的密封结构和补片之间留出空隙。

A. Remove oil and grease with a degreasing agent.

B. Oil and grease are to be removed with a degreasing agent.

C. Fluid is to be removed with a degreasing agent.

A. A body whose position changes with time is said to be moving.

B. If a body change its position with time, it is considered to move.

C. If a body is changing its position and time, it is said to be moved.