“gas-cell frequency standard”的概念、定义、翻译、参考文献-科学参考

单词	gas-cell frequency standard
释义	gas-cell frequency standard [`gas ´sel `frē·kwǝn·sē ´stan·dǝrd] ^{ATOMIC PHYSICS} An atomic frequency standard in which the frequency-determining element is a gas cell containing rubidium, cesium, or sodium vapor.
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