mechanical fan 风扇
When the heat source is positioned at the highest level, the mechanical fan has its best efficiency.
在太阳烟囱较高位置放置热源能使入口风扇有较大的通风量。
mechanical fan 风扇
When the heat source is positioned at the highest level, the mechanical fan has its best efficiency.
在太阳烟囱较高位置放置热源能使入口风扇有较大的通风量。