“汉代铁器”的概念、定义、翻译、参考文献-科学参考

单词	汉代铁器
释义	汉代铁器 Encyclopedia 历史学铁器释 iron implements in the Han Dynasty汉代铁器中国西汉至东汉时期生产制作的铁器。
随便看	variable selection variable selection for linear regression model variable separation method variable sign variables inspection variable source variable-spacing interferometer variable-spacing interferometry variable specific impulse magnetoplasma rocket variable-speed constant-frequency variable speed control moment gyro variable speed drive variable speed operation variable speed pumped storage variables quality characteristic variable-stability aircraft variable stability flight control variable stage variable star variable stator vane variable step size variable step size method variable stroke technology for internal combustion engines variable structure variable-structure

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。