According to its work prin-cipium , a Dalton board is self-designed and its use-ful methods are introduced.
根据其工作原理, 自行 设计了道尔顿板,并介绍使用方法.
This paper gives some policies of dealing with the construction waste applying 3R prin-ciples through analyzing the classification and components and the problems of processing methods.
通过对建筑垃圾分类、组成和我国目前在处理方法上存在问题的分析,提出应用循环经济的3R原则资源化处理建筑垃圾的对策。
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