A.a line is weakened by constantly pulling on it in one direction
B.normal wear on the line is thus distributed to different areas
C.it prevents the line from kinking or unlaying
D.it prevents permanent misalignment of the line's internal strands
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It is dangerous for vessels without the operational radar（）the estuary.
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
Full details of all lights and fog signals are shown on（）.
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
Bales close to the deckhead should be covered to prevent（）.
Berthing means bringing a vessel to her berth until（）.
When steering by autopilot,how often should the steering be checked?（）
According to the relevant regulation, lifeboat should be powered by（）.
Before any loading takes place any signs of the previous cargo should do（）.
（）is on the panel of radar.