While steering by autopilot you notice that the vessel has deviated 15 degrees from course and there is no corrective rudder being applied.As a standard operating procedure you should first （).

While inspecting the steering system at sea, you should check for

A.air bubbles in the sight glass

B.any leaks in the system

C.over-travel in the rudder angle indicator

D.lost motion in the rams

A.Check the setting of the rudder adjustment

B.Check the setting of the weather adjustment

C.Switch to hand steering

D.Immediately engage the trick wheel

ot cargo vessel with an unobstructed view astern from the steering position. The vessel is being hand-steered during daylight hours in good visibility and clear of any navigational hazards. The lookout may be ______.

A.the helmsman

B.the officer on watch

C.either A or B

D.neither A nor B

steering wheel 意思是方向盘。()

The “Port-Off-Stbd” selector switch on an autopilot steering stand is used to ______．

A.change from hand electric steering to automatic gyro

B.change over one steering system to the other

C.change over hand electric steering to non-follow-up

D.change over the port to the starboard bow thruster

A.Tunnel 1+1

B.Steering ring network steering

C.Wrapping ring network wrapping

D.Tunnel 1：1

The () tire has the greatest steering sensitivity.

A.bias

B.radial

C.radial ply

D.asymmetric

llowing with the EXCEPTION of ______.

A.automatic pilot steering

B.hand-electric steering

C.non-follow-up steering

D.rudder adjustment

power steering pump 意思是动力转向泵。()

Air trapped in the hydraulic fluid of a steering system may be indicated by

A.the steering pumps overspeeding

B.a jammed open relief valve

C.a constantly occurring improper rudder response

D.excessive ram pressure

A. spineless

B. steering

C.spontaneous

D. suspicious