“copper bullion”的概念、定义、翻译、参考文献-科学参考

科学参考收录了1248194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。

单词	copper bullion
释义	copper bullion 粗铜锭
随便看	penetration depth penetration depth of slow neutron penetration dyeing penetration factor penetration fusion welding penetration gland penetration index penetration load penetration load curve penetration log penetration macadam penetration metamorphism penetration method penetration needle penetration number penetration of dampness penetration of extraction field penetration of fracture penetration of hardness penetration of ions penetration of radiation penetration of the tool penetration peg penetration per blow penetration pile