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螺纹道钉厂家

螺旋道钉锚固规定有哪些?
?)螺?a href="//hz-jingliang.com/dd/" target="_blank">道钉用硫磺水泥砂浆锚固。硫磺水泥砂浆配方及配制工艺,应符合铁路轨道施工及验收规范相关规定?br /> ?)错固前,轨枕预留孔内杂物和螺旋道钉上黏附物应清除干净。螺旋道钉应干燥,其温度宜保持在0℃以上?br />


相关标签?a href='/key.aspx?k=%e8%9e%ba%e7%ba%b9%e9%81%93%e9%92%89%e5%8e%82%e5%ae%b6'>螺纹道钉厂家,螺纹道钉批发,

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发布时间 : 2017/12/14 0:00:00

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