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xin xing yu ying li hun ning tu zhen tong guo guo jia xu ke zheng shen cha xiang mu
Pages: 59
Year: Issue:  7
Journal: Ready-mixed Concrete

Keyword:  预应力混凝土枕生产许可证审查水泥轨枕项目国家主导产品吉林通过主要品种;
Abstract: <正>日前,沈阳铁道工业集团吉林水泥轨枕厂通过了新Ⅱ型预应力混凝土枕国家许可证所有审查项目,标志着该产品满足国家生产许可证实施细则要求。据悉,新Ⅱ型枕是新建铁路和大维修线路所需轨枕的主要品种之一,也是吉林水泥轨枕厂的一个主导产品。自今年4
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