“西商”的概念、定义、翻译、参考文献-科学参考

单词	西商
释义	西商 Encyclopedia 历史学社会经济释 Western Merchants西商中国明清时期居于陕西和山西一带的商人集团。又称西客、山陕商人、秦晋大贾。
随便看	closed trajectory closed transformation closed traverse closed type closed type formula Closed type questions closed type switchgear closed unbounded set closed under addition closed under an operation closed under an operator closed under intersection closed under limits closed under multiplication closed universe closed walk closed world assumption closed-world assumption closed wound of neck close eigenvalue close embedding close encounter close hypersurfaces close loop control closely coiled arm

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。