... ventilating shaft 通风竖井 ventilation blower 通风机 ventilation 通风；通风设备；通风法；通风量；公开讨论 ...
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Business Scope: centrifugal fan; hot air circulation fan; axial flow fan; various furnace blower and ventilation equipment.
经营范围：离心式风机；热风循环风机；轴流风机；各种炉窑风机及通风设备。
JMD Blower Tubing ventilation is one of the most cost-effective means of underground positive ventilation when air must be delivered at a distance from a fan.
当空气必须从风机运送到远处时，JMD吹风机管通风是地下通风最划算的手段之一。
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