air tight performance
英
美
- air n.空气；天空；空中；感觉；神态；曲调；装腔作势v.晾干；使通风；广播
- performance n.表演；实行；表现；履行；性能；本事；业绩
- tight adj.紧的；紧身的；密集的；拮据的adv.紧紧地；牢固地；迅速地
- Absorb the quintessence of European and American energy-saving window technology with high airtight and watertight performance.
吸取欧美节能窗技术之精华，气密水密性能较高。
