“中国古代炼锌技术”的概念、定义、翻译、参考文献-科学参考

单词	中国古代炼锌技术
释义	中国古代炼锌技术 Encyclopedia 工学中国古代炼锌技术释 zinc smelting technologyin ancient China中国古代炼锌技术中国明代万历年间已发明并掌握炼锌技术，当时称锌为“倭铅”。15世纪中国开始用锌铸币。1872年在瑞典哥德堡港附近，打捞出一艘1745年由中国驶达欧洲的沉船，船上装有含锌98.99%的锌锭，说明中国明清时期金属锌的冶炼技术成熟，并可以产品出口。
随便看	associated pair associated point associated polynomial associated power series associated prime element associated prime ideal associated principal bundle associated quadric associated radius of convergence associated reaction Associated Research Centers for the Urban Underground Space associated residue associated ring associated separated group associated sequence associated set associated sheaf associated space associated Stirling number associated structure associated surface associated system associated tensor associated topology associated triangle

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。