“成化大旱”的概念、定义、翻译、参考文献-科学参考

单词	成化大旱
释义	成化大旱 Encyclopedia 工学〔中国历史上重大的水旱灾害〕释 severe drought in Chenghua period of Ming Dynasty成化大旱明代成化年间发生在黄河中下游地区的一场持续三年的全国性大旱灾。
随便看	mechanical hydraulic control system mechanical impedance mechanical index mechanical index, MI mechanical initiation mechanical injury mechanical inside cutting operations mechanical integration mechanical joining of composite mechanical joining technique mechanical kinematics mechanical language mechanical load and tissue construction mechanical loss of polymers mechanically calculable function mechanically interlocked polymer mechanically transplanting mechanical magnetometer mechanical maintainability mechanical mass mechanical materialism mechanical-materialist view of nature mechanical measurement by Raman spectrum mechanical metallurgy mechanical mobility

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。