ゼロビッチ
2022-01-05T07:06:33+00:00
在老家公园逛，发现公园隔壁的建筑工地，伸出几根管子在往公园的河里排水。这条河是人工河，水源是从自然河引了一些水，流经了城里几个公园，最后再汇入大河。想问问这种排水合规吗？ 水不脏不是泥水，有些许白沫
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