移动端

  • 题王微信公众号

    题王微信公众号

    微信搜“题王网”真题密题、最新资讯、考试攻略、轻松拿下考试

单选题

Before the sludge in a purifier is ejected,()

发布日期:2021-03-22

Before the sludge in a purifier is ejected,()
A

the oil feeding is stopped and replaced by admitting flushing water

B

the flushing water feeding is stopped and replaced by admitting oil

C

the feeding of dirty oil and flushing water is stopped

D

the feeding of dirty oil and flushing water is admitted

标签: sludge purifier ejected

题王网让考试变得更简单

扫码关注题王,更多免费功能准备上线!

此试题出现在

水路交通运输技能考试

海船船员考试

去刷题
热门试题热门资讯 相关试题

暂无相关推荐~