iridium / ɪˈrɪd i əm, aɪˈrɪd- /

🎓大学词汇铱合金铱金铱元素

iridium 的定义

n. 名词 noun

Chemistry.

  1. a precious metallic element resembling platinum: used in platinum alloys and for the points of gold pens. Symbol: Ir; atomic weight: 192.2; atomic number: 77; specific gravity: 22.4 at 20°C.

更多iridium例句

  1. They store all the data they collect, and once they break through the waves, the GPS signal will activate, and it will be able to “phone home” through an iridium satellite network.
  2. Presumably the iridium level of a cometary object wouldn’t be that far off, but it remains to be seen.
  3. Globally distributed iridium layer preserved within the Chicxulub impact structure.
  4. Two years later, a Russian satellite crashed into a communications satellite owned by the company Iridium.
  5. Les Paul was a Monday night regular at the New York City club Iridium for the final years of his life.
  6. Note the quality of the following statements: Iridium has a power, purity and simplicity that pleases me; now I can make progress.
  7. It has been observed that when Medicinal Iridium acts as a laxative, it will regulate the same.
  8. It should not be difficult for the physician to fix the status of iridium under this sort of exploitation.
  9. The native alloy of osmium and iridium does not alloy with gold, however, but falls to the bottom of the molten metal.
  10. The gold may contain an alloy of osmium and iridium; if so, it should be weighed and treated with aqua regia.