Be used for pile foundation inspection under water and simple and easy dismantled and assembled drainage curtain of measuring
The utility model relates to a be used for pile foundation inspection under water and simple and easy dismantled and assembled drainage curtain of measuring, including hinge, waterproof rubber and sheet metal, the one end of every sheet metal is L shape for Z shape, the other end, and all there is t...
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Format: | Patent |
Sprache: | chi ; eng |
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