“元至正“神飞”铜铳”的概念、定义、翻译、参考文献-科学参考

单词	元至正“神飞”铜铳
释义	元至正“神飞”铜铳 Encyclopedia 历史学中国古代科技文物释 Bronze Gun with the Inscription“Shen Fei”of the Zhizheng Reign,Yuan Dynasty元至正“神飞”铜铳中国元代至正十一年（1351）制铜手铳。
随便看	dual temperature exchange dual-temperature exchange dual tensor dual tessellation dual theorem dual theory dual throat vector control dual topological group dual transformation dual triangle dual-use land dual value identification method of archives dual variable dual variety dual vector dual vector bundle dual vector space dual voting dual-wall drill pipe dual water supply dual wavelength spectrophotometer dual wavelength weather radar Duan Chaoduan Duan Chenggen Duan chengji

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。