单词：iridium
音标：[ai'ridiәm] ；
n. 铱
[化] 铱Ir
[化] 铱Ir
n. a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium
词型变化：名词复数形式 : iridiums
词性分布：
iridium的用法和样例：
例句
用作名词(n.)
- May make the iridium using the osmium identical quota's iridium.利用锇同一定量的铱可制成锇铱合金。
- Indeed, two iridium layers have been found in some places.确实，有些地方发现了有两个铱层。
词汇搭配
- iridium铱
- iridium bearing alloy铱基轴承合金...
- iridium black三氧化铱
- iridium sodium chloride氯化铱钠,氯铱酸钠...
- iridium oxide氧化铱
【近义词】
- IR信息检索(=inform...
单词：iridium 相关文章
The K-T boundary marks the end of the age of dinosaurs, and the beginning of the age of mammals. KT界限层标志着恐龙时代的终点和哺乳动物时代的开端。 But does the K-T boundary really signify the absolute end of all dinosaurs? 不过
发表于:2018-12-28 / 阅读(76) / 评论(0)
侏罗纪搏击俱乐部
侏罗纪搏击俱乐部
US Company Developing Space-Based Plane Tracking 美国公司开发太空基地飞机追踪技术 LEESBURG, VA One of the reasons Malaysia Airlines flight MH370 hasn't been found is because the plane couldn't be tracked continuously over the ocean. I
发表于:2019-01-14 / 阅读(83) / 评论(0)
VOA标准英语2015年(八月)
VOA标准英语2015年(八月)
A radioactive source which went missing four days ago has been found on Saturday evening. An Iridium 192 source, which was used to inspect a Sinopec industrial device in Nanjing by a testing company, had gone missing on Wednesday. Ten people in the s
发表于:2019-02-08 / 阅读(112) / 评论(0)
CCTV9英语新闻2014年05月
CCTV9英语新闻2014年05月