采用三密封PVC型材制作的门窗具有优良的保温、隔声、水密和气密性能。介绍三密封PVC型材的断面设计、分类,及对4类形式三密封PVC型材的主辅型材种类、挤出工艺性、组装工艺性和可实现的窗型进行了对比;指出第3、4类形式的断面设计比较合适,能满足不同使用者的要求。
? 1994-2006 China Academic Journal Electronic Publishing House. All rights reserved. http://www.cnki.net ? 1994-2006 China Academic Journal Electronic Publishing House. All rights reserved. http://www.cnki.net ? 1994-2006 China Academic Journal Electronic Publishing House. All rights reserved. http://www.cnki.net ? 1994-2006 China Academic Journal Electronic Publishing House. All rights r