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重载铁路
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重载铁路
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工学
〔铁路种类划分〕
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heavy-haul railway
重载铁路
满足列车牵引质量8000吨及以上,轴重为27吨及以上,在至少150千米线路区段上年运量大于4000万吨3项条件中两项的铁路。
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