“refined copper”的概念、定义、翻译、参考文献-科学参考

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单词	refined copper
释义	refined copper 精炼铜
随便看	external symbol dictionary (ESD) external symbolic reference external symmetry external synchronization external synchronizer external system external tank-type heater external taper external taper turning external tapping external target external temperature external temperature influence (仪表的) external terminal external terminal thread external thalamic medullary lamina external thermal resistance external thread external thread cutting external thread ga(u)ge external thread grinder external threading external thread valve external tile external tooth