“chief administrative officer to manage river affairs”的概念、定义、翻译、参考文献-科学参考

单词	chief administrative officer to manage river affairs
释义	chief administrative officer to manage river affairs Encyclopedia 工学中国历代水利职官释 chief administrative officer to manage river affairs河道总督清代主管黄河、运河或海河河务的行政长官。
随便看	free iron oxides free jet free jet test free knot free lattice free-law school of law free Lie algebra free living nitrogen fixation free living nitrogen fixing bacteria free loop free loss free L-space freely freely acting group freely and all-round development of human being freely deformable surface freely falling body freely formed sequence freely generated group freely homotopic map freely indecomposable group Freely-jointed Chain freely jointed chain freely-jointed chain freely rotating chain

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。