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铁路轨距挡板用热轧型钢
Hot-rolled sections for fastenner of rail
价格：￥0.00
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高锰钢辙叉电弧焊补技术条件
Specification for arc welding repair of high manganese steel crossing
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每米33,38,43,和50Kg钢轨用鱼尾板
价格：￥0.00
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异型钢轨技术条件
Specification of compromise rails
价格：￥0.00
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起重机钢轨
Crane rails
价格：￥0.00
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热处理钢轨技术条件
Technical specifications for the heat treated rails
价格：￥0.00
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43kg/m～75kg/m热轧钢轨订货技术条件
Technical specifications for the procurement of 43 kg/m~75kg/m as rolled rails
价格：￥0.00
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混凝土轨枕用每米43公斤钢轨橡胶垫板型式尺寸
Type and size of rubber tie plates under rail 43kg/m for concrete sleepers
价格：￥0.00
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铁路道岔的容许通过速度
The allowed crossing speed for the railway turnouts
价格：￥0.00
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