“ancient welding technology”的概念、定义、翻译、参考文献-科学参考

单词	ancient welding technology
释义	ancient welding technology Encyclopedia 工学﹝古代机械制造技术﹞释 ancient welding technology古代焊接技术焊接技术是随着金属的应用而出现的，已有数千年历史。
随便看	frame structure frame structure designing frame supported glass curtain wall frame synchronization frame system frame theory frame transfer frame transfer CCD frame-type furniture frame work framework framework analysis framework for environment statistics Framework for global electronic commerce framework for making decisions framework model framework-neutral paradigm framework of China 's e-government system Frame Work of Electronic Document Management Standards System framework regions framing framing effect framing of a manifold framing theory Fram Strait

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。