A、 Before restarting the engine, make sure to clear the ground from any fuel spills.
B、 Remove all spilled fuel from the ground before making the first attempt to start the engine.
C、 Ensure that no fuel on the ground is eliminated before proceeding with engine startup.
答案：A
A、 Before restarting the engine, make sure to clear the ground from any fuel spills.
B、 Remove all spilled fuel from the ground before making the first attempt to start the engine.
C、 Ensure that no fuel on the ground is eliminated before proceeding with engine startup.
答案：A
A. The compressing of the spring can cause the valve to open.
B. There is no change of the valve when the spring compresses.
C. After compressing of the spring, the valve goes to closed position.
A. 用刀片画一条线。
B. 在刀刃上画一行。
C. 在叶片上画一条线。
A. 首先尝试安装有最短的螺纹区域的转接头。
B. 首先尝试安装带有最短螺纹的芯轴。
C. 首先尝试在最窄的区域内安装接头。
A. 不允许通过扭转螺母将紧固件拉入孔内。
B. 在拧紧紧固件的时候要保持螺母不转动。
C. 拧紧紧固件与孔对齐，固定住螺母不要转动。
A. Make sure that the scale is not more than 400 knots.
B. Make sure that the indication is not more than 400 knots.
C. Make sure that the indication is not more than 400 miles.
A. 应说明载荷计算中使用的配载程序和“基本空重”考量。
B. 应说明配载计算时使用的计算程序和“基本空重”数据。
C. 应说明需在载荷计算中使用计算程序和“操作空重”数据。
A. Supply electrical power to both solenoids.
B. Apply hydraulic power to either of the solenoids.
C. Apply electrical power to one of the two solenoids.
A. 如果你决定不更换此组件，记录其温度最多15个循环。
B. 监控它的温度最少15个循环后，决定是否更换此组件。
C. 如果你的决定是不更换该组件，则监控其温度至少15个循环。
A. 描述飞机电源系统时，应提供相关限制、警告和操作提示。
B. 描述飞机电源系统时，应解释相关束缚、警示和操作提示。
C. 描述飞机电源系统时，应提供相关限制、警告和操作警示。
A. 每条指令用一句话写出，除非有两个或更多的动作。
B. 每句话仅写一条指令，除非有两个或更多的动作同时发生。
C. 每条指令除非有两个或更多的动作同时发生，否则仅用一句话写出。
