Heating pipe network positioning device
The utility model discloses a heat supply pipe network positioning device which comprises a supporting frame, a top plate is arranged at the top of the supporting frame, a groove is formed in the top plate, a plurality of pairs of electric push rods are installed in the groove, two electric push rod...
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Hauptverfasser: | , , , , , , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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