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放射性标准物质
释义
放射性标准物质
Encyclopedia
工学
放射性标准物质
释
radioactive reference materials
放射性标准物质
已确定放射性活度及相关量值,用于校准活度计量器具,进行包括放射性活度、剂量、射线能量等量值传递的放射性核素物质。是标准物质中的一类。
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bibliography of book editions
Bibliography of Buying and Reselling The books
Bibliography of Chinese Ancient Rare Books
Bibliography of Chinese Genealogy
bibliography of epigraphy
bibliography of forbidden books
bibliography of local chronicles
Bibliography of Local Chronicles in Ancient China
Bibliography of Local Chronicles in Ming
Bibliography of Local Chronicles in Zhejiang Province
bibliography of local literature
bibliography of science and technology literature
Bibliography of Special Studies on the History of Chinese Literature
Bibliography of Study of Oracle Bone Inscriptions
Bibliography of the History of Chinese Literature
bibliography of the social sciences literature
bibliography of the works of Marx and Lenin
Bibliography of Translations
Bibliography of Western Learning
Bibliography of Works Published in Taiwan Region on the History of Chinese Literature
bibliography on specific topic
bibliography related to a specific book
bibliometric analysis
bibliometric method
Bibliometrics
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
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更新时间:2026/5/22 20:07:19