短语词组短語air -leakage detector 氣密性檢測儀zigzag air gap leakage 曲折氣隙泄漏air system leakage rat 漏風率Air Conditioner Leakage 空調器漏電air syst leakage ratio 測風率Air heater leakage 空預器泄漏量 返回 air leakage