In this paper, a new curtain material and its energy saving effect are introduced.

本文介绍了一种新型窗户节能材料——节能窗帘的光性、热物性和节能效果。

youdao

In this paper, a new curtain material and its energy saving effect are introduced.

本文介绍了一种新型窗户节能材料——节能窗帘的光性、热物性和节能效果。

youdao