赌场棋牌

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                弹条Ⅰ型扣件
                  时间:2018-08-31  点击量:   
                【字体:

                产品名称:弹条Ⅰ型扣件

                适用说明:50 kg/m 钢轨用普速葡萄铁路扣件。适用于客货共线铁路直线及半径不小于295 m 曲线线路混凝土枕有挡她明显肩有砟轨道50 kg/m 钢轨用弹条Ⅰ型扣件。


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