A、 Replace the PTU check valve.
B、 Interchange the PTUone-way valve.
C、 Change the PTU return valve.
答案：A
A、 Replace the PTU check valve.
B、 Interchange the PTUone-way valve.
C、 Change the PTU return valve.
答案：A
A. The engine sump and gearboxes are connected internally.
B. There are also internal connections between the engine sumps and gearboxes.
C. Internal arrangement of wires exist between the engine sump and gearboxes.
A. Do not perform any work to the aircraft during maintenance.
B. It is forbidden to refuel the aircraft during maintenance.
C. You can add fuel to the aircraft at any time.
A. You can combine the drains into three primary categories.
B. You can divide the drains into three primary groups.
C. Dividing the drains into three primary groups is an ill-advised option.
A. 移除剩下的液体后向管子吹气。
B. 通过吹气向管子添加剩余的液体。
C. 通过向管子吹气移除剩下的液体。
A. 描述飞机机体时,应描述所有的座位安排。
B. 描述飞机机体时,应描述可供选择的座位构型。
C. 描述飞机机体时,应描述座椅布局。
A. 用可用的方式计算压力。
B. 计算带可用公式的压力。
C. 用适用的公式计算压力。
A. 在中央操纵台和正副驾驶位找到四个推力手柄组件。
B. 在机长和副驾驶之间的中央操纵台上有四个推力手柄组件。
C. 在中央操纵台和正副驾驶之间,分别有四个推力手柄组件。
A. Another important function of lubricating oil is to protect the corroded metal surfaces.
B. Another important task of the oil is to protect the metal surfaces from corrosion.
C. Preventing the metal surface from further corrosion is the other essential function of the lube.
A. 加载弹簧的张力。
B. 释放弹簧的张力。
C. 调整弹簧的伸缩。
A. 显示连接点的位置,转弯半径的图解应包括在内。
B. 附着点的位置和转弯半径应包括插图。
C. 插图显示连接点的位置还包括转弯半径。
