Interim suspension bridge of beiLei beam
The utility model relates to an interim suspension bridge of beiLei beam, include by supreme many steel -pipe piles that set up in order, many I shaped steel crossbeams, multirow beiLei beam, many I shaped steel distribute roof beam and bridge floor, many down be provided with the reinforcing elemen...
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Format: | Patent |
Sprache: | chi ; eng |
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