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單項(xiàng)選擇題

Vessel in distress（）indicate their position by any method.

A.cannot
B.are not allowed
C.have the right
D.should get permission to

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單項(xiàng)選擇題

The list of Coast Stations is republished（）in a trilingual.

A.every two years
B.every three years
C.every year
D.every four years

單項(xiàng)選擇題

Having studied the INMARSAT document, GMDSS document, SOLAS Convention and other international navigation documents, we all know that the Chapter IV of SOLAS Convention is mainly about（）.

A.the radio regulations
B.the technical terms and definitions
C.how to operate the GMDSS SES equipment
D.Maritime Communications

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