“中国历史时期运河”的概念、定义、翻译、参考文献-科学参考

单词	中国历史时期运河
释义	中国历史时期运河 Encyclopedia 理学中国历史上的运河释 Chinese historical Canals中国历史时期运河中国历史时期人工开凿的通航水道，至晚于春秋战国时期已经开始修凿运河，后世兴修的京杭大运河，迄今仍是世界上最长的运河。
随便看	three kinds of boundary conditions three kinds of nature theory three kinds of vitality Three kinds of written expression, four languages Three Kingdoms Three Kingdoms blue glazed brown color plumage double-lined pot three knife trimming three labor rights three laws of Japanese social education three laws of motion three layer polyethylene coating three-layer surface complexation model three-leafed rose Three Lectures on Aesthetic three-level degree system three-level diode level inverter circuit three-level laser three-level preservation System three-level prevention of disease inmilitary three-level prevention principle three-line-array scanner three line array stereo mapping camera of ziyuan-3 satellite three-line relaxation three lines and eight angles three lines and four districts

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。