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          轨道枕轨垫


          267 交通行业-铁路-轨道枕轨垫 ET-5155D 副本.png


          材料 牌号 技术特点
          TPEE ET-5155D 弹性好、耐候性能好、耐疲劳性能好、刚度符合铁路标准


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