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["2017年2月g号练\题,ответы получат 6 баллов(после отображения не оцениваются, спасибо за ответы)", "[1、原油在电脱盐罐内停留时间为( B )较为合适。 A、 1秒钟 B、 1分钟 C、 5分钟 D、 1分钟]"}

2017-02-19View Original

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单选题 1、原油在电脱盐罐内停留时间为( B )较为合适。 A、 10秒钟 B、 2分种 C、 5分钟 D、 10分钟

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