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机车车辆车轮轮缘踏面样板
Wheel contour guage for locomotive and car
价格：￥0.00
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铁道货车摇枕、侧架静载荷及疲劳试验
Static load and fatigue test of bolster and side frame for railway freight car
价格：￥0.00
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机车车辆油压减振器技术条件
Technical specification for oil damper of locomotive and rolling stock
价格：￥0.00
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