气闸

本产品采用自动防气锁装置的先进Y系列元件和高精度研磨的不锈钢空心浮球制造，具有高效节能，经久耐用的优越性能。

air humidifier

air cooling

primary-air supply aperture, passage

pneumatic lock (compressed-air lock)

closet flushing by means of compressed-air chamber

compressed-air press

air-jet interlaced yarn

temperature controlled air cleaner【环境】;temperature modulated air cleaner【环境】