hxc恒信彩

声测管铺设时底面应平整、密实，一般应平铺

发布日期：2021-01-18 14:05:00 来源于：新迈实业

hxc恒信彩声测管铺设时底面应平整、密实，一般应平铺，拉直、不得重叠，不得卷曲、扭结，相邻的两幅声测管需搭接0.2m，并沿路基横向对声测管搭接部分每隔1米用8号铁丝进行穿插连接，并在铺设的...

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