单项选择题
A vessel, other than a rescue unit, designated to co-ordinate surface search and rescue operation within a specified area is known as（）.
A.salving vessel
B.co-ordinator surface search
C.mersar
D.the vessel being salved
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相关考题
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单项选择题
A wind blows round anticlockwise defines（）.
A.backing ( of wind )
B.beach ( to )
C.veering ( of wind )
D.maintaining direction of the wind -
单项选择题
Accidental escape of oil out of a tank when it gets too full because pumping was not stopped in time defines（）.
A.overloading
B.over discharging
C.overflow
D.overtaking -
单项选择题
All gear, such as pilot ladder, accommodation ladder, hoist, etc., necessary for a safe transfer of the pilot is known as（）.
A.riggins
B.gears
C.boarding arrangements
D.fittings
