Underground assembling device and underground assembling system
The utility model relates to an underground assembling device and an underground assembling system.The underground assembling device comprises a supporting assembly, a track assembly and a moving assembly; the supporting assembly is hollow and extends in the first direction, and the upper end and th...
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Hauptverfasser: | , , , , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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