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山東玻璃鋼夾砂管怎么施工安裝的?

山東玻璃鋼夾砂管怎么施工安裝的?

發布日期:2019-12-07 作者:玻璃鋼夾砂管 點擊:

山東玻璃鋼夾砂管怎么施工安裝的?

泄水點兩側的控制閥均已關閉,一般采用埋深大,地下管線暢通的玻璃鋼管道進行機械開挖。埋深小,地下管線復雜的玻璃鋼管道通常是人工開挖的。由于管網的回水和控制閥可能無法緊密關閉,因此在挖掘過程中通常需要與抽水機配合使用。

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山東玻璃鋼夾砂管

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