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近几年来,因25Hz相敏轨道电路分路不良区段造成的信号设备联锁关系失效故障时有发生,严重危及行车安全,影响运输效率。郑州铁路局电务处工程技术科质量小组把减少25Hz相敏轨道电路分路不良区段作为攻关课题,开展专项整治,取得了显著效果。1现场调查QC小组对2006年2—11月海棠寺
In recent years, due to 25Hz phase sensitive track circuit shunt bad sectors caused by the interlock failure of signal equipment occurs from time to time, seriously endangering traffic safety, affecting transport efficiency. Zhengzhou Railway Administration Electricity Department Engineering and Technology Section Quality Group to reduce 25Hz phase sensitive track circuit shunt bad sectors as a key issue, carry out special rectification and achieved remarkable results. 1 site survey QC team on November 2, 2006 Begonia Temple