revolving washing screen 洗矿转筒筛
washing-in screen 下冲法充填的筛管
screen washing agent 洗网水
screen washing 洗帘
screen washing machine 洗网机
rotary screen washing unit 印花圆网洗涤装置
travelling screen washing machine 网带式洗涤机
·2,447,543篇论文数据，部分数据来源于NoteExpress
He and Mr Davis have been sleeping on chairs and washing in a basin behind a screen.
BBC: Harrogate week-long shop window stunt comes to an end
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