單項選擇題

A Class A EPIRB is NOT（）.

A.approved by the CCS
B.designed for float free，automatic activation
C.operated on 121.5/243 MHz
D.operated manually

你可能感興趣的試題

A check line is（）.

A.a safety line attached to a man working over the side
B.used to measure water depth
C.used to slow the headway of a barge
D.used to measure the overhead height of a bridge

單項選擇題

（）is the course to reach you?

A.What
B.How
C.Which
D.When

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A Class A EPIRB is NOT（）.

你可能感興趣的試題

A check line is（）.

（）is the course to reach you?