Home > Term: 天然焦
天然焦
焦炭由自然过程，通常由火成岩脉的侵入。
- Part of Speech: noun
- Industry/Domain: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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Creator
- Karenxin
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(V.I.P) 29200 points - 100% positive feedback
(China)
