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随着全国铁路先后实施5次大面积的提速,靠传统的人工作业来对线路进行大、中修清筛施工,已远远不能适应列车提速的需要。近几年来,为适应列车提速和重载的要求,铁路工务部门已普遍采用清筛机对线路进行大、中修施工作业,极大地提高了施工进度和施工质量,保证了施工的绝对安全,
With the national railway has implemented five large-scale speed-up, rely on traditional manual work on the line of large, medium-sized repair sieve construction, has been far can not meet the needs of train speed. In recent years, in order to meet the requirements of speeding and overloading of trains, the railway construction department has generally adopted the screening machine to carry out large and medium repair construction work on the circuit, greatly improving the construction schedule and construction quality, ensuring the absolute safety of construction,