A.Vessel's type
B.Vessel's course
C.Navigational status
D.All of the above
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A.Immediately
B.After one hour
C.Only when another vessel is in sight
D.Only after sunset
A.At anytime as long as it is properly logged
B.At the Master's professional judgment
C.Only when the vessel is at anchor or in port
D.Under no circumstance
A.Out
B.Over
C.Roger
D.Wilco
A.shorten the hawser or increase the tug's speed
B.lengthen the hawser or reduce the tug's speed
C.place your tug in irons
D.make a sharp turn
A.A 100 GT towboat，24 feet in length
B.A 90-foot towboat tied to the pier
C.A 60-foot towboat towing by pushing ahead
D.A 400 GT towboat anchored
最新試題
Which of the following statements is TRUE regarding automatic identification systems (AIS)? （）
She arrived at the anchorage last night and anchored（）berth.
The Agent promised to keep me（）of how our business was going on.
To reduce the amount of catenary you may（）.
Free communication effect is in direct proportion to（）.
Take tug’s towing line to（）.
By regulation，you MUST keep a record of the use of your radiotelephone for at least（）.
When may the automatic identification system (AIS) be switched off? （）
The date and time kept in the radiotelephone log shall commence at（）.
The range of a SSB transmission is MOST affected by（）.