发布时间:2025-01-31 21:50:24
净水器水烧开了会保温。净水器是用一个热胆(不锈钢罐)烧水的,在内胆上有两个温控器,一个是用来防干烧的,另一个是加热跳保温的,将水加热到80-90度之后就会自动跳保温。
顶管施工中采用触变泥浆减阻待顶管结束后应采用水泥砂浆置换减阻泥浆请问分别套用什么定额
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