| 摘要 |
A cross-like structural joint element having a pair of aligned lateral arms each formed with an anti-slip pedestal projecting from one face; a U-shaped first connector member having a pair of spaced legs projecting perpendicularly from said one face at adjoining ends of the lateral arms, facing surfaces of the legs having inwardly inclined teeth, and a second connector member projecting perpendicularly from the other face of the lateral arms at the adjoining ends; this connector member having a narrow neck portion joining the lateral arms and a wide portion extending from the narrow neck portion.
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