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楼板打孔对楼有影响吗_家居日记
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楼板打孔对楼有影响吗

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楼板打孔对楼有影响吗 如果打的孔洞较小，一般不会对楼板产生什么影响；如果打的孔洞较大，不仅会降低楼板的整体刚度和承重性能，会削弱它的抗震性能，在地震发生时，楼板


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