网站首页 词典首页
A series of copper - cobalt composite oxides were synthesized by solid - phase reaction andand FTIR.
采用低温固相合成法制备了铜钴复合氧化物催化剂.
互联网
英汉双解词典包含4367426条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。