发布时间:2025-02-01 11:20:17
HDPE双壁波纹管采用橡胶圈承插连接。HDPE缠绕B型结构壁管,可以采用橡胶圈承插,但一般都采用热熔承插连接,比橡胶圈更牢靠。考虑到如果沟槽排水困难,用橡胶圈承插。
我要见一个地上式蓄水池,为C25混凝土,请问这样注水以后不会垮了吧
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