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
您可能感興趣的試卷
你可能感興趣的試題
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
A.every towing vessel of 16 feet or over in length while navigating
B.every vessel of 50 GT and upward，carrying one or more persons for hire
C.all aircraft operating on the water
D.every power-driven vessel of 20 meters and upward while navigating
A.one and one-half times the length of a dot
B.twice the length of a dot
C.three times the length of a dot
D.four times the length of a dot
最新試題
The range of a SSB transmission is MOST affected by（）.
She arrived at the anchorage last night and anchored（）berth.
When may the automatic identification system (AIS) be switched off? （）
Routine radio communications should be no more than（）.
When communicating on the radiotelephone using plain English，what procedure word indicates the end of my transmission and that a response is necessary? （）
The following（）is a standard phrase.
The Vessel Bridge-to-Bridge Radiotelephone Act applies to（）.
Electrical wiring on all T-Boats must be（）.
Which of the following statements is TRUE regarding automatic identification systems (AIS)? （）
Which of the following statements is TRUE regarding automatic identification systems (AIS)? （）