On the basis of the characters of HG - II myriametre rail welder and thetechnological request of rail gas pressure welding in the field, a ra.
根据新技术标准和施工工艺特点,在客运专线铺基地建造了的钢流水生产线,总结出了钢闪光触的施工关键技术。
On the basis of the characters of HG - II myriametre rail welder and thetechnological request of rail gas pressure welding in the field, a ra.
根据新技术标准和施工工艺特点,在客运专线铺基地建造了的钢流水生产线,总结出了钢闪光触的施工关键技术。
声明:以上例句、词性分类均由互联网资源生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。