《IR.doc》查看内容详情
亲,网页上所展示的文章内容和下载文档内容是一致的,下载前请点击“查看内容详情”确认是否您所要下载的内容。
abbr.Illinois Research (期刊); 英英释义: IRn.a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium同义词:iridiumatomic number 77a board of the British government that administers and collects major