发布时间:2025-02-01 13:56:25
在一层的地面下挖一条地沟,地面和两边用砖砌起来,管子放进去后,上面盖上预制的混凝土盖板,然后把土回填起来。如果是北方,记得管道要做保温。
大量污水直排左江督察人员将副市长带到居民家旁排污口该如何治理污水
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