“grain history”的概念、定义、翻译、参考文献-科学参考

单词	grain history
释义	grain history 谷物历史
随便看	switching computer switching configuration switching constant switching constant (开关时间与磁场强度的比值) switching control switching core switching criterion switching current switching cycle switching declaration switching delay switching device switching diode switching element switching equation switching equipment switching force switching function switching gate switching group switching hysteresis switching in switching input switching interval switching kiosk

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。