“Changning”的概念、定义、翻译、参考文献-科学参考

单词	Changning
释义	Changning Encyclopedia 历史学齐家文化释 Changning长宁遗址中国黄河上游地区早期青铜时代齐家文化聚落遗址。
随便看	switching mode power supply switching network switching noise switching overvoltage switching overvoltage of electric power system switching power supply switching rule switching station switching technique switching theory switching time switch lattice switch mechanism switch region switch-signal generator switch surface switch systems switch tamping car switch transistor switchyard of hydropower station Switzerland Switzerland aviation Switzerland gotthard-basis tunnel swiveling swiveling chute

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。