air interchanger

基本解释

Analyze the air interchanger's economy.
對換氣機的節能性進行了分析。
The utility model provides an automatic air interchanger for trains, which can suck air and can supply air, can prevent rain and dust, and has no rotors.
本實用新型提供了一種既可抽氣又可送風，既防雨防塵、又無轉動件的列車自動換氣器。
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Automatic fins-former is a mechanical device which can continuously form the aluminum foil volume material into louvers undulation fins used in the automobile air conditioning heat interchanger.
翅片成形機可將鋁箔卷材連續地加工成形，爲用於汽車空調熱交換器中帶百葉窗的波狀翅片，竝將成形後的翅片按所需波峰數切斷，整個加工過程均爲自動化生産。