Rectangular pipe combined special-shaped column

The utility model discloses a rectangular pipe combined special-shaped column which comprises a first rectangular pipe and a second rectangular pipe, and the second rectangular pipe is arranged on the right side of the first rectangular pipe. According to the rectangular pipe combined special-shaped...

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Bibliographische Detailangaben
Hauptverfasser: ZHAO SUBO, PENG ZHIQING
Format: Patent
Sprache:chi ; eng
Schlagworte:
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