“泾源县”的概念、定义、翻译、参考文献-科学参考

单词	泾源县
释义	泾源县 Encyclopedia 理学固原市释 Jingyuan Xian泾源县中国宁夏回族自治区固原市辖县。
随便看	proportional hazard model proportional hazard regression model proportional hazards model proportional-integral-derivative control proportional integral derivative controller proportional-integral-derivative controller proportional integral derivative regulator proportional integral derivative regulatory systems proportional integral regulator proportional-integral regulatory systems proportional intensification proportional-intergral-dervative control proportionality proportionality coefficient proportionality factor proportional limit proportional loading proportionally cutting circle proportional mean proportional navigation proportional numbers proportional odds model proportional odds regression model proportional part proportional plus integral plus derivative control

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。