The research of a new sty -le material which can economize energy resources, stuff and water become the pivot -al research.
而目前问题的关键就是对节能、节材、节水的新型材料和结构的研究与开发。
The research of a new sty -le material which can economize energy resources, stuff and water become the pivot -al research.
而目前问题的关键就是对节能、节材、节水的新型材料和结构的研究与开发。
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