“第一信号系统”的概念、定义、翻译、参考文献-科学参考

单词	第一信号系统
释义	第一信号系统 first signal system
随便看	upstream shell upstream side upstream side of the injector up stream slope upstream slope of dam upstream slope-protection upstream toe upstream traffic upstream vessel upstream wall upstream water upstream water line upstriker upstroke up stroke upstroke heater up-stroke hydraulic press upstroke opener upstroke pin type beater upstroke press upstroke twisting upsurge upsurging upsurging swell upswell

科学参考收录了1248194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。