URL details: ynjggc.com/cpdetail_304.htm
URL title:
裂缝修补-
URL description:
封缝胶宜采用具有触变性且固化时间较快的封缝胶。封缝施工较重要，如封闭不密，易造成漏浆，影响灌浆密实度。
URL keywords:
工程展示
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