On tank vessels equipped with power operated cargo tank valves, the type of power operator most commonly used is （）. -题库考试答案搜索网

On tank vessels equipped with power operated cargo tank valves, the type of power operator most commonly used is （）.

单选题

2022-01-13 21:55

A、hydraulic
B、electric
C、steam
D、diesel

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正确答案

A

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标签： LA(X刀、伽马刀)技师

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