A.yaw
B.surge
C.sway
D.swing
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A.only one high and one low water occur during a lunar day
B.the high tide is higher and the low tide is lower than usual
C.the high tide and low tide are exactly six hours apart
D.two high tides occur during a lunar day
A.bar securing a cargo port
B.centerline vertical bulkhead
C.deep beam
D.spanner stay
A.crossing
B.transit
C.transfer
D.passing
A.directional current
B.forward current
C.propeller current
D.wake current
A.Shift weight to the bow
B.Shift weight to the center of the boat
C.Shift weight to the stern
D.Throw excess weight overboard
最新試題
A vessel showing a rigid replica of the International Code flag A is engaged in（）.
An alternating light（）.
On a twin-screw，twin-rudder vessel，the most effective way to turn in your own water，with no way on，is to put（）.
Any vessel shall，if the circumstances of the case admit，avoid（）in a narrow channel.
A vessel reduces speed without backing. The rate that her speed through the water decreases depends primarily on the（）.
A vessel shall be deemed to be overtaking when she can see at night（）.
Topside icing that blocks freeing ports and scuppers（）.
In selecting a tug for moving a vessel，consideration should be given to its（）.
Topside icing decreases vessel stability becauseit increases（）.
A vessel which is being assisted by an icebreaker should indicate that she is ready to cast off the towline by（）.