短语词组短語cold rolling roll 冷軋輥cr cold work roll cr5 冷軋輥cold -roll 冷紥;冷軋cold work roll 冷軋輥;冷軋工作輥cold strip roll mill 冷帶軋機Cold -Roll System 冷軋系統cold mill roll 冷軋輥cold middle roll 冷軋中間輥 返回 cold roll