“standard device for ground radioactivity survey”的概念、定义、翻译、参考文献-科学参考

单词	standard device for ground radioactivity survey
释义	standard device for ground radioactivity survey Encyclopedia 理学放射性勘探计量设施释 standard device for ground radioactivity survey地面放射性测量模型标准装置由天然K、U、Th矿石（粉）与石英砂、水泥混合制成的含有一定放射性物质的混凝土模块。
随便看	biological robot / bio-robot / robo-animal / cyborg biological sample storage technology biological sand fixation biological screening technology biological sedimentation biological sensitivity biological sensory biological sequence measurement biological sex difference biological signal processing Biological Societies of China biological soil crusts biological sonar system biological space biological species biological specimen biological specimen museum biological stability of pharmaceutical preparations biological structure measurement biological supply capacity biological symbiosis biological tag biologicaltarget biological techniques biological theory of aggression

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