steel rail beam millsteel rail-beam mill轨: rail; track厂: factory; mill; plant; works轨路两用车: [机械工程] autorail轨梁轧机精轧机座: rail finishing mill; rail-finishing mill轨路式砂纸磨机: orbital sander下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:轨粱厂，即可在微信中查询翻译
