“history of Haihe River conservancy”的概念、定义、翻译、参考文献-科学参考

单词	history of Haihe River conservancy
释义	history of Haihe River conservancy Encyclopedia 工学中国水利史释 history of Haihe River conservancy海河水利史海河流域兴水利、除水害的历史。
随便看	Vela Supernova Remnant Vela supernova remnant Velde family veld grassland Velestinis Rigas vel function Velick-Gorin equation Velick-Gorin formula veliger veliger larva Velikiy Novgorod Veliky Novgorodschool of painting Velimir Khlebnikov Velinvar Veljko Bulajic V-elliptic form V-ellipticity vellon vellozia family vellus velocimeter velocimetry velocitron velocity velocity addition

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。