本系统是为北京市建筑节能墙体材料建立的计算机管理信息系统。

This computer management information system is set up for wall material of building energy saving in Beijing.

youdao

本系统是为北京市建筑节能墙体材料建立的计算机管理信息系统。

This computer management information system is set up for wall material of building energy saving in Beijing.

youdao