Outstanding nonclogging wheel formula pump line of case roof beam that waters of high mound long span is pour in solution
The utility model provides an outstanding nonclogging wheel formula pump line of case roof beam that waters of high mound long span is pour in solution, uses to hang at high mound long span and waters box girder construction. In cantilever beam pump sending concreting, can be because of the pier stu...
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Format: | Patent |
Sprache: | chi ; eng |
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