“世界灌溉排水史”的概念、定义、翻译、参考文献-科学参考

单词	世界灌溉排水史
释义	世界灌溉排水史 Encyclopedia 工学世界灌溉排水史释 history of irrigation and drainage in the world世界灌溉排水史人类利用河流和塘泊作为水源发展灌溉，并在河谷地区排干沼泽，开垦土地的发展史。
随便看	closed orthonormal system closed path closed path Green's function closed path; loop closed path space closed pipe closed plane closed pneumothorax closed point closed point set Closed Population closed power station closed professional sports league closed pseudo-manifold closed quadrature formula closed quantum system closed range theorem closed ray closed region closed reserve system closed resonator closed Riemann surface closed ring closed scheme closed season

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。