fan efficiency slip 通风机压头损失
fan efficiency jumbo 扇形孔凿岩台车
fan efficiency fixed shaft 风扇固定轴
fan efficiency pump 风扇式泵
fan efficiency hub 风扇轮毂
fan efficiency fold 扇状褶皱
fan efficiency ring 风扇外环
fan efficiency flow 风扇函道气流
Reducing the defective index of the cast iron vane, the invention is also favorable for improving the fan efficiency.
降低了铸铁叶片的废品率,同时也有利于提高发风扇效率。
Tip load reduction prop fan blade design would be benefit to lowering the noise level as well as to the prop fan efficiency improvement.
桨扇叶尖区采用卸荷设计有利于降噪及提高效率。
Through the ID fan to make performance tests to compare the various options that the installation of ID fan motor inverter can increase fan efficiency and save a lot of power.
通过对吸风机作性能试验,比较各种可行方案,认为吸风机电机加装变频器可以提高风机效率,节省大量电能。
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