cutting drum of coal drum shearer
Transferring drum and rubbing drum
Turning drum and twisting drum mechanism
acetylene welding rubber hose
acid and alkali-resistant hose
acid conveying rubber hose
adjustable plastic cooling hose
air compressor outlet hose
air conditioner hose connection
air hose
空气软管
通风软管
压气软管
输气软管
压缩空气管
冷泵管
送气软管
风管
压缩空气软管