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研究与试验发展
释义
研究与试验发展
Encyclopedia
理学
【研发】
释
research and development
研究与试验发展
简称R&D,在科学技术领域,为增加知识总量(包括人类文化和社会知识的总量),以及运用这些知识去创造新的应用进行的系统的创造性的活动,包括基础研究、应用研究、试验发展。
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pitch-class set
pitch control
pitch discrimination
Pitcher
pitcher plant
pitcher-plant family
pitchfork
pitchfork bifurcation
pitch frequency
pitching
pitching angle
Pitch Lake
pitch marks
pitch of a helix
pitch offset calibration
pitchout
pitchover
pitch/rake
pitch range
pitch registration
pitchstone
pitch synchronous overlap add
pitch system
pitch time
pitch/rake side
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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