“无铅钎焊”的概念、定义、翻译、参考文献-科学参考

单词	无铅钎焊
释义	无铅钎焊 Encyclopedia 工学钎焊释 lead-free soldering无铅钎焊所采用的钎料、电子元器件以及印刷电路等均不含铅的钎焊。又称无铅软钎焊。
随便看	Qigong Taiji Fifteen Postures qigong therapy Qi Guanshan qihai qihaishu Qihe Xian qihu Qi Hua Qi Ji Qijia Culture Qi Jiang Qijiang Qu Qijiang-type iron deposit Qijiaping Qijia Yanxi Qi Jiguang Ancestral Temple and Tomb qi jing ba mai ge Qi Junzao Qiju opera Qikou Gudu Qikou Scenic and Historic Area Qi Liangji Qilian Mountain Petroglyphs Qilian Shan Caoyuan Qilian Shan National Nature Reserve

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。