Home > Term: avanzamento lavoro
avanzamento lavoro
Lavoro di miniera che è stato avanzato in solido, e da cui nessun pilastro viene rimosso.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ToninaP
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