out of the external wall insulating

• 外墙外保温

out of the external wall insulating的用法和样例：

例句

1. In this paper, we introduce the advantage and development in China for exterior wall insulation, point the main problems at present and look forward to the future prospects.
   本文介绍了外墙外保温的优越性及其在中国的发展概况，指出了当前存在的几个主要问题，并分析了发展前景。