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單項(xiàng)選擇題

In the variable delivery pump, moving the spindle more from the central point will cause （） fluid to be pumped and consequently （）pressure is generated to drive the rams.

A.more；more
B.more；less
C.less；more
D.less；less

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單項(xiàng)選擇題

The required rudder angle is transmitted hydraulically or electrically from the steering wheel at the bridge to the （）at the steering gear, just above the rudder.

A.transmitter
B.tele-motor
C.hydraulic ram
D.hydraulic cylinder

單項(xiàng)選擇題

The transmission system is the means （）the movement of the rudder is accomplished.

A.by which
B.to which
C.in which
D.at which

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