“statistics on R&D”的概念、定义、翻译、参考文献-科学参考

单词	statistics on R&D
释义	statistics on R&D Encyclopedia 理学科学技术统计释 statistics on R&D研究与试验发展统计以科学研究与试验发展（research and development;R&D）为研究对象的统计工作。
随便看	electron density electron density function electron-density function electron detachment coefficient electron detector electron diffraction electron diffraction analysis electron diffraction technique electron diffractometer electron displacement polarization electron donating group electron-donating group electron donor electron donor acceptor complex electron donor-acceptor complex electron donor-acceptor complex (EDA complex) electron donor of soil redox electron double layer theory in flotation electronegative electronegativity electronegativity equalization erinciple electron-electron bremsstrahlung electron-electron interaction electron emission electron energy analyzer

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。