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铁路车辆红外线轴温探测系统设计规范
Code for design of ultrared detection system for railway vehicle axle temperature
价格:¥0.00
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钢轨打磨机通用技术条件
General technical specification of rail grinding machine
价格:¥0.00
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铁路线路机械术语
Terms for rail permanent way machinery
价格:¥0.00
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XYD-2型液压捣固机通用技术条件
价格:¥0.00
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