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rail surface bending (rail permanently deformed into a down-ward curve at a rail joint as a result of insufficient joint maintenance and poor ballast or subgrade conditions); track depression (rail permanently deformed into a down-ward curve at a rail joint as a result of insufficient joint maintenance and poor ballast or subgrade conditions) | |||
depression of track; low spot in the track |
просадка пути: 3 phrases in 2 subjects |
Makarov | 1 |
Rail transport | 2 |