The art of working metals, comprising the separation of them from other substances, smelting, and refining; spec. the process of extracting metals…
| 单词 | θ209340 | 
| 释义 | society > occupation and work > industry > working with specific materials > working with metal > 			[noun]		 > extraction from ore (21)		 metallurgy1665 The art of working metals, comprising the separation of them from other substances, smelting, and refining; spec. the process of extracting metals… Subcategories:— 			smelting			(14)		 — 			extraction of mercury			(1)		 — 			extraction of silver or gold			(3)		 — 			other processes			(2)		 | 
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