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问题:

[单选] 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

在编制水利水电工程施工进度计划时,对高坝大库大容量的工程,应研究分期建设或分期蓄水的可能性,尽可能增加第一批机组投产前的工程投资。 战后日本的产业结构有何重大变化? If you have to abandon ship and enter a life-raft, your main course of action should be (). remain in the vicinity of the vessel。 head for the closest land。 head for the closest sea-lanes。 get a majority opinio。 客观事物直接作用于感觉器官而在大脑中产生的对这个事物的个别属性的反映称为() 感觉。 知觉。 记忆。 思维。 什么是单品牌公司断货率? 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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