“research and development intensity”的概念、定义、翻译、参考文献-科学参考

单词	research and development intensity
释义	research and development intensity Encyclopedia 经济学工业技术进步释 research and development intensity研发强度企业在研发上的支出与企业销售的比率。又称研发密度。
随便看	special variety special vehicles special welfare special woodworking machine tool special word in chemical manufactory special workover special zero special λ-ring speciatioin analysis of organometallic compounds speciation speciation analysis speciation analysis of trace element species Species 2000 species-abundance distribution species abundance distribution pattern species analysis species analyzed atomic fluorescence spectrometer species-analyzed atomic fluorescence spectrometer species-area relationship species cataloging species coexistence species coexistence theory species composition of plant community species differences in drug reaction

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。