“drought central China in 10th century”的概念、定义、翻译、参考文献-科学参考

单词	drought central China in 10th century
释义	drought central China in 10th century Encyclopedia 工学〔中国历史上重大的水旱灾害〕释 drought central China in 10th century10世纪中原大旱 10世纪，中国以中原地区为中心发生的一场持续3年的大旱灾。
随便看	direct-reduction ironmaking direct reduction reaction in blast furnace direct reeling direct refutation direct regulating method direct reporting network Direct Response Marketing/ Direct Marketing Direct-Response Television Marketing directrix directrix of a conic directrix of a conical surface directrix of a cylindrical surface direct rule of inference direct rule of three direct sampling direct sampling technique direct search direct search factorization direct search method direct seeding direct selection direct selection and submission to the throne for approval direct sensitivity direct sequence direct sequence spread spectrum

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