“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	electric control Unit electric current electric current focused logging device electric current helicity electric current sensor electric current strength electric curtain electric curtain of standing wave electric curtain of travelling wave electric death electric deflection electric dehydration electric dehydrator electric demand forecasting electric desalting wastewater electric detonating valve electric detonator electric dipole electric [dipole] moment electric dipole moment electric dipole moment of molecules electric dipole moment of particles electric dipole radiation electric dipole transition electric discharge machining technology

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。