“药用植物辐射诱变育种”的概念、定义、翻译、参考文献-科学参考

单词	药用植物辐射诱变育种
释义	药用植物辐射诱变育种 Encyclopedia 工学药用植物辐射诱变育种释 radiation mutagenesis breeding of medicinal plants药用植物辐射诱变育种利用辐射诱发药用植物基因发生突变，促进基因重组，并按照一定的育种目标，在变异的后代中进行选择和培育，短时间内获得新的遗传资源的方法。
随便看	positive definite matrix positive definiteness positive definite operator positive definite potential positive definite product positive definite quadratic form positive definite scalar product positive definite sequence positive definite solution positive definite space positive definite tensor positive definte rational fanction positive deviation positive diffeomorphism positive diffeomorphisms positive differential positive direction positive displacement compressor positive displacement flowmeter positive displacement motor drill positive displacement pump positive displacement sensor positive distinctiveness positive distribution positive divisor

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。