“research, development and demonstration”概念、定义、翻译-科学时代

单词	research, development and demonstration
释义	经济学词汇手册 research, development and demonstration (RD and D) 研究、开发与展示
随便看	furocoumarin furoic acid furor epilepticus furosemide furosemide Furovirus furoxone Furqān，Al- furriers' customers insurance furring furring tile furrow furrow furrow furrow furrow furrow furrow and ridge tillage furrow application furrow-closing hoe furrow depth furrow drilling furrower furrowing machine furrow irrigation

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

research, development and demonstration (RD and D)