“hard head”的概念、定义、翻译、参考文献-科学参考

单词	hard head
释义	hard head Encyclopedia 工学锡冶金释 hard head硬头高铁锡精矿熔炼或富锡炉渣二次熔炼时一部分铁和锡同时还原产出的锡铁合金。
随便看	decidable decidable enumerated model decidable formula decidable predicate decidable problem decidable property decidable relation decidable set decidable system decidable theory Deciding Alone decidua decidual cell deciduous broad-leaved forest deciduous forest deciduous fruit tree deciduous leaf deciduous placenta deciduous teeth decile decillion decilog decim decimal decimal approximation

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。