音标:[ru:'bidiәm] ;
n. 铷
[化] 铷Rb
n. a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
词型变化:名词复数形式 : rubidiums
词性分布:
名词100%

rubidium的用法和样例:

例句

用作名词(n.)
  1. The rubidium lamps and cells are now obtainable only for replacement.现在能够得到的铷光源和容器仅作备用。
  2. A digital servo system for rubidium frequency standards was designed with microcontroller unit,ADC and DAC.分析了铷频标内锁频环路相敏检波基本原理和数字伺服的基本方法。

词汇搭配

  • rubidium hydride氢化铷
  • rubidium chromate铬酸铷
  • rubidium-strontium dating铷锶测年
  • rubidium silicate硅酸铷
  • rubidium bicarbonate碳酸氢铷
  • rubidium oxide氧化铷
  • rubidium iodide碘化铷
  • rubidium chlorate氯酸铷
  • rubidium sulfate硫酸铷
  • rubidium nitrate硝酸铷
  • rubidium hydroxide一氢氢化铷,一羟化铷...
  • rubidium bromide溴化铷
  • rubidium magnetometer铷磁强计
  • rubidium vapor magnetometer铷蒸气磁强计...
  • rubidium chloride氯化铷
  • rubidium sulfide硫化铷
  • rubidium carbonate碳酸铷
  • rubidium oscillator铷振荡器
  • rubidium peroxide过四氧化二铷...
【近义词】
  • RB[化]元素铷(rubid...

China has launched two satellites into space on a Long March carrier rocket from the Xichang Satellite Launch Center in Sichuan Province. The satellites are part of the country's growing BeiDou Navigation Satellite System. The launch of the Long Marc

发表于:2019-01-19 / 阅读(131) / 评论(0) 分类 2018CRI中国国际广播电台
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