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放射性仪器检定
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放射性仪器检定
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理学
放射性测量方法
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radioactive meterverification/calibration
放射性仪器检定
通过计量手段对放射性测量仪器进行计量性能判定的计量学处理工作。
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National Statistical Society of China
National Steering Committee for Higher Education of Agricultural Economics and Management
National Steering Committee for Urban and Rural Planning Education
national stereotypes
national stereotyping
National stolen car information database
National Strategic Plan for Rural Revitalization(2018—2022)
National Strategy for Electronic Records Management
National Strategy of Electronic Records Management
National Student Orienteering Championships
National Students Nutrition Day
national style
national style of the film
National Superconducting Cyclotron Laboratory at Michigan State University
national supervisory commission
National surveying and Mapping Archive
National Symposium on Ancient Chinese
National Symposium on Children's Literature Theory
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National Symposium on Middle Chinese
National Symposium on Modern Chinese
National Symposium on Publication of Children's Books
National Symposium on Science and Technology Information Work
National Synarchist Union
National Syposium for the Creation of Modern Drama, Opera and Children's Drama
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