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heading (Tunnelbau u.ä.); tunnel face (Tunnelbau); working face (Tunnelbau u.ä.) | |||
breach; breast; drift face (Strecke); end; face (Tiefbau); forebreast; forefield; forehead; free end; free face; front; heading; working face | |||
heading face |
Ortsbrust : 2 phrases in 1 subject |
Mining | 2 |