單項(xiàng)選擇題

According to regulations，access to a cargo pumproom in a tank vessel carrying grades C or D liquid cargo shall be（）.

A.from areas equipped with power ventilation
B.only from enclosed areas free from sources of vapor ignition
C.from the open deck
D.from within the vessel

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單項(xiàng)選擇題

Access to a cargo pumproom on a tank vessel carrying grades A，B，C or D liquid cargoes shall be（）.

A.at least 13.1 feet away from the galleys，living quarters or navigation spaces
B.from the open deck
C.only from areas equipped with power ventilation systems
D.isolated from any part of the vessel which normally contains sources of vapor ignition

單項(xiàng)選擇題

A synonym for chloroform is（）.

A.trichloromethane
B.sulfuric chlorohydrin
C.chlorine gas
D.4-methyl phenol

According to regulations，access to a cargo pumproom in a tank vessel carrying grades C or D liquid cargo shall be（）.

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Access to a cargo pumproom on a tank vessel carrying grades A，B，C or D liquid cargoes shall be（）.

A synonym for chloroform is（）.

According to regulations，access to a cargo pumproom in a tank vessel carrying grades C or D liquid cargo shall be（）.

Access to a cargo pumproom on a tank vessel carrying grades A，B，C or D liquid cargoes shall be（）.