單項(xiàng)選擇題Areas which cannot be scanned by the radar of the vessel because they are shielded by parts of its superstructure, masts,etc means().

A.blind sectors
B.sheltered area
C.unseen area
D.unscan ble area


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1.單項(xiàng)選擇題Compatibility of goods states().

A.the method for the proper stowage of a dangerous cargo
B.the necessity of lashing, securing and piling of awkward or lengthy cargo
C.whether different goods can be stowed together in one hold
D.ventilation method for hydrous cargo

2.單項(xiàng)選擇題Course directed by the 0SC or CSS to be steered at the beginning of a search is().

A.original course
B.initial course
C.final course
D.designated course

3.單項(xiàng)選擇題Engine room is()fire.

A.on
B.in
C.at
D.out

4.單項(xiàng)選擇題Floating, caused by winds and current with a determinable direction defines().

A.floating
B.sailing
C.drifting
D.running into danger

5.單項(xiàng)選擇題Floating, not controlled, without a clearly determinable direction means().

A.grounding
B.sailing
C.adrift
D.running into danger