單項(xiàng)選擇題

What are the conditions，under GMDSS，whereby a ship is NOT allowed to depart from any port? （）

A.The vessel is not capable of performing all required distress and safety functions
B.The vessel is carrying more than the required number of qualified GMDSS radio operators
C.The vessel has a temporary waiver of its radio license and Safety Certificate
D.The vessel is not carrying a GMDSS radio maintainer，but has provided for shoreside maintenance plus duplication of equipment if required

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單項(xiàng)選擇題

VHF Radio is one of the very important navigational instruments on board，（）messages can be sent.

A.by which
B.through which
C.by that
D.through that

單項(xiàng)選擇題

Under the International Code of Signals how are geographical locations such as New York City transmitted?（）

A.A commonly used abbreviation such as NYC is used
B.The name is spelled out
C.The geographical coordinates are used
D.The radio station call sign for the nearest marine radio station is used

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What are the conditions，under GMDSS，whereby a ship is NOT allowed to depart from any port? （）

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VHF Radio is one of the very important navigational instruments on board，（）messages can be sent.

Under the International Code of Signals how are geographical locations such as New York City transmitted?（）

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What are the conditions，under GMDSS，whereby a ship is NOT allowed to depart from any port? （）

VHF Radio is one of the very important navigational instruments on board，（）messages can be sent.