发明名称 Longitudinal sleeper and damping railway system thereof
摘要 <p>A longitudinal sleeper and a damping railway system thereof are provided. The longitudinal sleeper comprises a pair of longitudinal prestressed concrete beams (1) respectively arranged under rails along a longitudinal direction of the rails, and concrete connection boards (2) transversely connected between the pair of the longitudinal prestressed concrete beams (1).</p>
申请公布号 AU2011213373(B2) 申请公布日期 2015.05.28
申请号 AU20110213373 申请日期 2011.01.25
申请人 QINGDAO NIANXIN ENVIRONMENT TECH CO., LTD 发明人 QI, LIN;ZENG, JING
分类号 E01B3/38 主分类号 E01B3/38
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