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

单词	natural radioactivity survey instrument
释义	natural radioactivity survey instrument Encyclopedia 工学天然放射性勘查仪器释 natural radioactivity survey instrument天然放射性勘查仪器利用天然放射性核素的衰变规律所产生的电磁辐射进行核素测量的放射性勘查仪器。
随便看	curvature scalar, scalar curvature curvature tensor curvature tensor field curvature theorem curvature transformation curvature undercooling curvature vector curvature wavefront sensor curve curve analyzer curve and histogram of uranium logging curve and surface curve and surface approximation curve and surface fairing curve and surface interpolation curve and surface modeling curve arc curve congruence curve coordinates system curved curved beam curved-beam plow curved boundary curved caster curved correlation

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