In this paper,its history was introduced.The functional elements and their action mechanisms of ashy and ashless additives were analyzed.
英
美
文章简要介绍了消烟助燃剂的发展史,对有灰型与无灰型消烟助燃剂的功能单元及作用机理进行分析。
目录
查词历史
英 汉