NFF31-101 铁路机车车辆 客运车厢,货运车和自动车辆单元的尺度特征底盘及厢体架的允许公差.NFF31-101 Rolling stock.Dimensional characteristics and to lerances for the under frame sand body-shells of passanger coaches,vansandself-propelledunits.
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來源:防火網 發布時間:8/7/2013 點擊次數:2265