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钢轨大修周期与钢轨伤损密切相关,孔裂伤损约占普通线路钢轨全部伤损的一半,根据上海局提供的钢轨伤损数据库,统计分析了钢轨孔裂伤损特点,获得了钢轨孔裂伤损规律,针对我国线路钢轨孔裂发生特点规律,提出了线路上钢轨孔裂伤损防治措施。
The cycle of rail overhaul is closely related to the rail damage, which accounts for about half of the total rail damage. According to the rail injury database provided by Shanghai Bureau, the characteristics of rail hole crack damage are statistically analyzed, According to the characteristics and rules of the occurrence of rail cracks on railways in our country, the prevention and cure measures of rail cracks on railways are put forward.