單項選擇題

According to the Chemical Data Guide，1，3 - pentadiene possesses which characteristic? （）

A.Colorless liquid，mild aromatic odor
B.Pale yellow liquid，strong odor
C.Colorless liquid，faint odor
D.Straw-colored liquid，sweet-odor

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單項選擇題

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

單項選擇題

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

According to the Chemical Data Guide，1，3 - pentadiene possesses which characteristic? （）

你可能感興趣的試題

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（）.

According to the Chemical Data Guide，1，3 - pentadiene possesses which characteristic? （）

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（）.