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阐述了高速接触网工程中承力索和接触线新线蠕变的危害,介绍了国外采用的工程消除方法,结合我国接触网工程施工特点,重点介绍了不占用封闭线路超拉工法的确定原则与工艺流程。
The harm of the creep of the new line of load cable and contact line in high-speed catenary project is expounded. The project elimination method introduced abroad is introduced. Combined with the construction characteristics of catenary project in our country, the principle of determining the catenary And process.