“internal gas proportional counting method”的概念、定义、翻译、参考文献-科学参考

单词	internal gas proportional counting method
释义	internal gas proportional counting method Encyclopedia 工学内充气正比计数方法释 internal gas proportional counting method内充气正比计数法采用工作在正比条件下的内充气正比计数管方法实现气体状态或可转化为气态的放射性核素活度（或单位体积活度）绝对测量的技术方法。
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