Main characteristics of new selected mine axial fans after transformation is introduced, comparing with the old fans, preferable effect of new ones is obtained after transformation.
介绍了改造后所选用的新型矿井轴流通风机的主要特点，与老式风机做了对比，证明了改造后的风机取得了较好效果。
Main characteristics of new selected mine axial fans after transformation is introduced, comparing with the old fans, preferable effect of new ones is obtained after transformation.
介绍了改造后所选用的新型矿井轴流通风机的主要特点，与老式风机做了对比，证明了改造后的风机取得了较好效果。
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