The double header ionizing air volume can be adjusted, including high voltage gene-rator. 可調節雙離子風量,內置高壓發生器。
The principle of a composite test device for air-tightness of automobile compartments and air volume of air conditioners was described. 摘要論述了客車車室氣密性和車用空調風量綜合試驗裝置的原理。