你可能感興趣的試題

單項(xiàng)選擇題

On a vessel carrying grades A，B，C or D cargoes，enclosed spaces where sources of vapor ignition are normally present shall NOT be segregated from cargo tanks by（）.

A.cofferdams
B.galleys
C.pump rooms
D.tanks used to carry liquids having a flash point of 150°F or above

單項(xiàng)選擇題

Oil may NOT be transferred unless（）.

A.there are two certificated tankermen on each vessel
B.the vessel is equipped with constant-tension winches
C.discharge containment equipment (i.e. drip pans) are in place
D.All of the above

On the all-purpose nozzle，the position of the valve when the handle is all the way forward is（）.

你可能感興趣的試題

On a vessel carrying grades A，B，C or D cargoes，enclosed spaces where sources of vapor ignition are normally present shall NOT be segregated from cargo tanks by（）.

Oil may NOT be transferred unless（）.

On a vessel carrying grades A，B，C or D cargoes，enclosed spaces where sources of vapor ignition are normally present shall NOT be segregated from cargo tanks by（）.