roll housing英语标准发音:roll housing英式发音:美式发音:翻译中文辊壳roll housing - 基本释义[词典1]轧机机架roll housing - WEB词典roll housing轧机机架轧辊支架roll-housing轧辊机架open topped roll housing开口式机架 参考资料: 1.百度翻译:roll housing2.有道词典:roll housing3.爱词霸:roll housing