screen drum speed [建] 筛筒转速
drum screen [矿业] 滚筒筛 ; 转筒筛 ; 圆筒筛
rotary drum screen 滚筒筛滤器
rotary-screen drum 园网滚筒
drum breaker screen 滚筒破碎筛
drum screen printing machine 何谓滚筒网版印刷机
The application of residue - removing drum screen in the flotation workshop of Donganshan Sintering Plant is described.
介绍了东鞍山烧结厂浮选车间应用圆筒除渣筛的应用情况。
The screen reel drum and the card-shelf reel drum are fixed above the blackboard, and the picture clip is fixed on the upper frame of the blackboard;
银幕卷筒、卡片架卷筒固定在黑板上方，图片夹固定在黑板的上框上。
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