“drawing of threaded fastener”的概念、定义、翻译、参考文献-科学参考

单词	drawing of threaded fastener
释义	drawing of threaded fastener Encyclopedia 工学零件图释 drawing of threaded fastener螺纹紧固件画法通过用一对内外螺纹来连接和紧固一些零、部件的标准件的画法。
随便看	populate populated population population aggregated distribution population aging population aging level Population and Family Planning Law Population Atlas of China Population attributable Fraction，PAF population attributable risk，PAR population balance density population balance mode population-based strategy population-based study population behavior of complex financial systems population biology population bottleneck population capacity population carrying capacity population census population census of China population characteristic population classification population colonization population comparison

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。