“通达系”的概念、定义、翻译、参考文献-科学参考

单词	通达系
释义	通达系 Encyclopedia 工学〔邮政快递运营商〕释 Tong Da Express通达系申通快递、圆通快递、中通快递和韵达快递四家快递企业的统称。又称“三通一达”快递。
随便看	exterior derivative exterior differential exterior differential calculus exterior differential equation exterior differential form exterior differential operator exterior differential system exterior differentiation exterior dimension exterior domain exterior field exterior form exterior gateway protocol exterior gateway protocol, EGP exterior ingress exterior-interior angles exterior inverse problem exteriority exterior measure exterior multiplication exterior natural light exterior normal exterior opposite angles exterior orientation elements exterior penalty function method

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。