“history of city water conservancy in the world”的概念、定义、翻译、参考文献-科学参考

单词	history of city water conservancy in the world
释义	history of city water conservancy in the world Encyclopedia 工学世界城市水利史释 history of city water conservancy in the world世界城市水利史在城市发展中，人类为解决生活、生产用水，城市防洪、排涝等水利活动的历史。
随便看	positive angle positive angle shot positive asymmetry positive bias positive boundary positive bounded operator positive braid positive bundle positive calculus positive chain complex positive channel metal-oxide-semiconductor circuit positive channel metal-oxide-semiconductor integrated circuit positive charge positive closure positive clutch positive column positive complex positive component positive cone positive contrast positive contribution positive contribution Monte Carlo method positive control positive correlation positive crystal

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。