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                欢迎来到道岔,无极绳道岔,气动道岔,矿用道岔,气动阻车器,双开道岔-林州市正⌒ 大煤矿机械有限公司官方网站!
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                  林州市正大煤矿机械有限公司开发研制的新产品整铸道①岔,斥巨资扩建厂房,引进设备,聘请人才,特聘(原煤炭部北京设计研究院)道岔专家胡工为我公司技术总】监,特聘铁道部宝鸡桥梁厂铸造专家王工为质检总监,经过多方努力,无数〗次的试验,整铸道岔于2003年终¤于试制成功,并已批量生产投放市场,受到了各用户的一致好评和青睐…在上世纪六十年代林州人民(原林县),自力更生,艰苦奋斗,在非常艰难困苦的岁月里,修造了举世闻名...... 查看更多 →
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