“区域旱情等级”的概念、定义、翻译、参考文献-科学参考

单词	区域旱情等级
释义	区域旱情等级 Encyclopedia 工学〔标准和制度〕释 Classification of Regional Drought Severity《区域旱情等级》中国规范全国、省（自治区、直辖市）、地（市、州、盟）和县（区、旗）四级行政区旱情评估工作的国家标准。
随便看	binary galaxy binary Golay code binary Goldbach conjecture binary Goldbach problem binary-gray ink jet binary group binary heap binary hologram binary hypothesis test binary icosahedral group binary image binary independence model binary insertion binary involution binary Lie algebra binary linked list binary lock resolvent binary logarithm binary logic binary mask binary matrix binary matroid binary medium reservoir binary memory binary merge

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。