light material enclosure的意思|示意

The choice of this enclosure material responds, on the one hand, to its role as a solar filter offering at the same time porosity, light entrance and ventilation to the elevator case.

外围护结构材料的选择，一方面，由于孔隙率的控制使其成为太阳滤波器，可以照入一些阳光，照亮入口空间，也有利于梯井内的通风。

The light steel structure building is lower storey and multi-storey steel structure which is assembled from the light efficient steel and lightweight efficient enclosure material.

轻型钢结构建筑是以轻型高效钢材和轻质高效围护材料组装而成的全装配低层和多层钢结构建筑。