“波多黎各自治宪章”的概念、定义、翻译、参考文献-科学参考

单词	波多黎各自治宪章
释义	波多黎各自治宪章 Encyclopedia 历史学波多黎各自由联邦释 Autonomic Charter of Puerto Rico《波多黎各自治宪章》 1897年12月西班牙政府颁布的允许波多黎各实行自治的宪法文件。
随便看	fractional-factorial design fractional flow equation fractional Fourier transform fractional frequency fractional function fractional gain error fractional heat fractional ideal fractional independent yield fractional inequality fractional integral fractional integral equation fractional integration fractional isotopic abundance fractionalize fractional life period fractional-life period fractional line fractional linear function fractional linear mapping fractional linear transformation fractional magnetic charge fractional mapping fractional melting fractional method

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。