TBM construction has rail vehicle derailment resetting means
The utility model discloses a TBM construction has rail vehicle derailment resetting means, including steel shotcrete (2) that have rail (1) be provided with rail car (3) on rail (1) rail (1) is goneup and is located rail car (3 a) the place ahead and be provided with canceling release mechanical sy...
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Format: | Patent |
Sprache: | chi ; eng |
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