1)indraft,吸风2)back suction,反吸风3)Suction pipe,吸风管4)Suction belt,吸风带5)Suction air system,吸风系统6)double suction groove,吸风双槽
用法和例句
It introduces the analysis and study on the fume treatment of preducing calcium-silicon-barium with the pos- itive pressure back suction bag house dust collector in 6.