“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	periodicity theorem periodic law periodic law of elements periodic law of geographic zonation periodic maintenance periodic mapping periodic Markov chain periodic matrix periodic module periodic morphism periodic motion periodic nonlinear error periodic nonsinusoidal current circuits periodic nonstationary process periodic operation test for steam turbine periodic optimization periodic orbit periodic oscillation periodic paralysis periodic pattern periodic permanent magnetic focusing periodic perturbation periodic point periodic pollution periodic potential

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。