Wood structure cross beam based on self-tightening dovetail joint and construction method thereof
The invention discloses a wood structure cross beam based on self-tightening dovetail tenons and a construction method thereof.The cross beam comprises a cross beam body formed by connecting a main beam and a secondary beam, the joint face of the main beam and the joint face of the secondary beam ar...
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Format: | Patent |
Sprache: | chi ; eng |
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