Through analysing the trouble axial_flow type fan occ urs for circling unbalance,this paper puts forward some effective methods to ext end the using life of fan.是什么意思_Through analysing the trouble axial_flow type fan occ urs for circling unbalance,this paper puts forward some effective methods to ext end the using life of fan.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句