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drift | |||
heading in stone | |||
stone drift | |||
rock-drift; rock gangway | |||
driving; hard heading; hardhead (Kohlenbergbau); heading; metal drift; rock drift; rock tunnel (größeren Querschnitts); stone-head | |||
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stone drifts |
Gesteinsstrecke: 11 phrases in 2 subjects |
General | 1 |
Mining | 10 |