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statistics on science and technology
释义
statistics on science and technology
Encyclopedia
理学
科学技术统计
释
statistics on science and technology
科学技术统计
用一套可以有效测度国家科技系统复杂机制的指标,对一国范围内科技活动的规模、结构及功能进行连续的年度数量测定,为国家科技政策的制定与评价提供准确、系统的年度科技统计数据及统计分析报告。
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direct economic loss from biological invasion
direct economic loss of accident
direct economic loss of transportation accident
directed
directed acyclic graph
directed acyclic graph, DAG
directed acyclic graphical model
directed angle
directed arc
directed assembly
directed beam
directed-beam
directed broadcast address
directed circuit
directed closed path
directed complete graph
directed complete partial order
directed complete partial order, DCPO
directed convex polyomino
directed cycle
directed design
directed diffusion
directed distance
directed downward set
directed ear
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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