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養殖換氣扇廠家||養殖換氣扇生產
- 換氣扇的換氣方式有排出式、吸入式、并用式三種。排出式從自然進氣口進入空氣，通過換氣扇排出污濁空氣；吸入式通過換氣扇吸入新鮮空氣，從自然排氣口排出污濁空氣；并用式是吸氣與排氣均由換氣扇來完成。 由電動機帶動風葉旋轉驅動氣流，使室內外空氣交換的一類空氣調節電器。又稱通風扇。換氣的目的就是要除去室內的污濁空氣，調節溫度、濕度和感覺效果。
1314酒色
