Light shift is one of the main factors that influence the long term stability of rubidium frequency standards. 光频移是影响铷(Rb)钟长期稳定度的主要因素之一。
The rubidium lamps and cells are now obtainable only for replacement. 现在能够得到的铷(Rb)光源和容器仅作备用。
Any of the monovalent metals of group I of the periodic table ( lithium or sodium or potassium or rubidium or cesium or francium ). 周期表中I族的任何单价金属(锂、钠、钾、铷(Rb)、铯和钫)。
Measurement and research about the characteristic of Rubidium(Rb) Atomic Clock's long-term aging 铷(Rb)原子钟长期老化特性的观测与研究
Other Alkali Metals include Hydrogen ( technically not a metal ), Lithium, Sodium, Potassium, Rubidium(Rb), and Cesium. 其它碱金属包括氢(技术上说不是种金属),锂,钠,钾,铷(Rb),铯。