短語詞組短語drum sieve separator 滾筒式過篩機countercurrent drum magnetic separator 逆流型圓筒磁選機drive drum magnetic separator 傳動滾筒電磁除鐵器wet drum magnetic separator 濕式圓筒磁選機drum magnetic separator [礦業(yè)]筒式磁選機;滾筒式磁鐵分離器rotary drum centrifugal separator 轉鼓型離心分離機Permanent magnetic drum dry separator 干式永磁筒式磁選機wet type drum magnetic separator 濕式筒型磁選機low -intensity drum magnetic separator 弱磁筒式磁選機 返回 drum separator