“Chinese witch hazel”的概念、定义、翻译、参考文献-科学参考

单词	Chinese witch hazel
释义	Chinese witch hazel Encyclopedia 理学被子植物释 Chinese witch hazel金缕梅被子植物真双子叶植物虎耳草目金缕梅科金缕梅属的一种。
随便看	positive definite bi linear form positive definite bi-linear form positive definite closed form positive definite form positive definite function positive definite functional positive definite Hermitian matrix positive definite inner product axiom positive definite kernel 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

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。