“Nanyang ancient irrigation district”的概念、定义、翻译、参考文献-科学参考

单词	Nanyang ancient irrigation district
释义	Nanyang ancient irrigation district Encyclopedia 工学农田水利史释 Nanyang ancient irrigation district南阳古灌区引唐白河水的古代灌区。位于今河南南阳地区。
随便看	ring shooting Ring Signature ring signature Rings of Uranus ring solenoid ring species ring spectrum ring spinning ring spinning machine ring spinning yarn ring stage ring statistics ring structure ring system ring-tail lemur ring test ring-theoretic ring-theoretical ring-theoretic property ring theory ring topology ring torus ring transformation Ringuet ring unit

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。