凹印滚筒抛光机
gravure cylinder polishing machine
采煤机滚筒
cutting drum of coal drum shearer
残膜捡拾滚筒
roller for collecting plastic residue
roller for collecting residual plastic film
残膜清理滚筒
Plastic film residue pickup cylinder
pickup cylinder of plastic film residue
常压滚筒干燥乳粉
atmospheric roller-dried milk