| 摘要 |
<p>A combination frame structure is constructed to include four legs vertically disposed in four corners, each leg having a crossed positioning slot in the top, and a rectangular open frame formed of two first transverse bars and two second transverse bars and supported on the legs, the first transverse bars each having two bottom coupling notches, the second transverse bars each having two top coupling notches respectively coupled to the bottom coupling notches of the first transverse bars and respectively positioned with the bottom coupling notches of the first transverse bars in the crossed positioning slots of the legs. <IMAGE></p> |
