“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	freight traffic survey freight train formation plan freight transportation by special-purpose vehicle freight transportation hub freight transportation planning freight transport plan freight vehicle Freiheitssatz Frei Otto Fremantle fremodyne Fremont Proclamation French French Acrobatic Patrol French-Afars Treaty French Alternative Energies and Atomic Energy Commission French and Indian War French Angora rabbit French Art French Board of Film Classification French-British Border Agreement between Lagos and Dahomey French campaign against Korea French Canal Plus French cinema French Constitution of 1791

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