dry blast cleaning [机] 干喷砂清洗

Dry blast machine 干式喷沙机

dry-air blast 干风

dry air blast 干燥送风

dry ice blast cleaning 干冰清洗

dry sand blast 干喷砂

dry-air blast-furnace 干送风高炉

Electric blast dry boxes 电热鼓风干燥箱

blast furnace gas dry purification 高炉煤气干法净化