“radioactivity survey instrument”的概念、定义、翻译、参考文献-科学参考

单词	radioactivity survey instrument
释义	radioactivity survey instrument Encyclopedia 工学放射性勘查仪器释 radioactivity survey instrument放射性勘查仪器利用某些核素的天然放射性，或核素受激后放出的电磁辐射（如特征X射线），测量其辐射类型和强度，以定性或定量测量自然界被测岩石、空气、土壤、水中核素种类（或含量）的仪器。
随便看	unitarity unitarity condition unitarity cut unitarity limit unitarity method unitarizable representation unitary unitary algebra unitary algebra; algebra with identity unitary aliquot sequence unitary amicable pair unitary basis unitary bordism unitary bundle unitary case unitary character unitary cobordism unitary cobordism theory unitary connection unitary dilatation unitary divisor unitary divisor function unitary dual unitary eigenvector unitary element

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