单词iridium
n.: 铱
网络: 铱星；铱星系统；铱卫星
铱:
a chemical element. Iridium is a very hard yellow-white metal, used especially in making alloys .
【化学】铱
自然铱
and this was the asteroid that left the telltale Iridium and finished off the dinosaurs.
这就是那颗留下铱和使得恐龙绝迹的游星。
Bright north star Polaris stands above the peak in an exposure that also captures the brilliant trail of a polar orbiting Iridium satellite.
峰顶正上方是明亮的北极星，这次曝光正好逮住了一颗极轨铱星的闪光。
They found a thin layer of iridium-rich clay on every continent they studied.
在他们所研究的各个洲陆上，都发现了一层薄薄的粘土，其中铱元素含量极为丰富。
In this way it would act like an "iridium flare. " The flares are created by sunlight reflecting off iridium satellites.
依此思路推测，它有点像“铱闪光”，它是由太阳光反射到铱卫星上所产生。
Iridium constellation is adopted as the simulated network model architecture. The performances of this algorithm are analyzed and compared.
仿真过程中，采用铱星系统的网络模型结构作为仿真拓扑，进行性能评价。
Motorola has announced plans for its own satellite-linked worldwide system, through a new firm called Iridium.
摩托罗拉公司已宣布了自己的全球卫星联网系统，这套系统将由一家名为“铱”的公司进行。
Iridium also said it expected to replace the lost satellite with one of its eight in-orbit spares within 30 days.
铱公司还说，它期望在30天之内用八颗在轨备用卫星中的一颗来替代失去的卫星。
Iridium also has participated in testing its Netted Iridium service with the U. S. Marine Corps Warfighting Lab.
铱星还参与了与美国海军陆战队作战实验室联网的铱星服务试验。
Netted Iridium is a push-to-talk voice and data communications service for the military and first-responder communities.
联网铱星向军用用户和第一应答者提供一健对讲（push-to-talk）业务与数据业务。
The purpose of this study is to discuss the photophysical properties of Iridium and Osmium complexes containing isoquinoline family ligands.
中文摘要本篇论文研究内容主要探讨含异喹啉族配位基的有机铱、锇属错合物之光物性质。