 |
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| back filling; packing; packs; rock till; stowage; waste; waste fill; building; goaf; goaf stowage; gob; gob stowing; gob stuff | |||
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| busher; filler | |||
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| gobbing | |||
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ripiena : 79 do fraz, 6 tematyki |
| Budownictwo | 5 |
| Hutnictwo | 62 |
| Patenty | 4 |
| Przemysł | 2 |
| Rolnictwo | 2 |
| Węgiel | 4 |