常見例句Raise Preparation Organic Efficiency by Using of Jig-cyclone Reclean Middings Process 利用跳汰機-旋流器再洗中煤、矸石提高選煤效率final recleaner flotation 最后精選recleaner flotation 再精選final recleaner flo(a)tation 最終再精選final recleaner floatation 最終再精選 返回 recleaner