Home > Term: Jack gaura
Jack gaura
ENG. în miniere de cărbune, o bolthole.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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ผู้สร้าง
- CIbanescu
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(V.I.P) 54244 points - 100% positive feedback
(Bucharest, Romania)
