新型钢塑复合材料保温窗的研制和应用高锡九，谈恒玉（中国建筑科学研究院建筑物理研究所）前言当前，我国建筑外窗主要以钢窗为基本窗型（包括空腹和实腹两种）。这类国际门窗史上２０～３０年代的产品，几十年来几乎没有取得什么明显改进，在建筑科学研究中也从未把它列... Development and Application of a New Type of Steel-plastic Composite Insulation Window Gao Xijiu, Tan Hengyu (Institute of Building Physics, China Academy of Building Research) Foreword At present, China’s building exterior windows mainly use steel windows as the basic window type (including both fasting and solid belly). ). The products of this kind of international doors and windows in the 20s and 1930s have hardly made any noticeable improvements in decades, and they have never been listed in building scientific research...