“长度比”的概念、定义、翻译、参考文献-科学参考

单词	长度比
释义	长度比 Encyclopedia 理学长度比释 stretch长度比变形物体内部某一线段变形后的长度与其原始长度之比。
随便看	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 positive divisorial ideal positive domain positive drawing positive drive lift positive dromotropic action positive edge positive effect of organizational communication positive eigenvalue positive eigenvalued matrix

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。