你可能感興趣的試題

When the steering wheel is turned, oil is directed to the steering gear rams by（）

A.modulating the oil flow with the six-way valve
B.moving the automatic pressure differential valve
C.moving the receiving telemotor which regulates the tow-way valve
D.varying the eccentricity of a floating ting or angle of a tilting box

單項選擇題

Rudder position is shown on the bridge by the（）

A.rudder angle indicator
B.follow-up gear
C.telemotor position
D.relief valves