一般情况下大口井降水和轻型井点降水深度比基坑低多少米?

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一般情况下大口井降水和轻型井点降水深度比基坑低多少米?
一般情况下大口井降水和轻型井点降水深度比基坑低多少米?

一般情况下大口井降水和轻型井点降水深度比基坑低多少米?
0.5m就够了