| 摘要 |
<p>Provided is a gang form for forming a building wall (10) having a protrusion (11) and a recessed portion (12), including an external gang form (100) enclosing the protrusion (11) and the recessed portion (12); and an internal gang form (200) inserted in the external gang form (100) and positioned in the recessed portion (12). The external gang form (100) is used to form the building wall (10) positioned at the protrusion (11), and the internal gang form (200) is used to form the building wall (10) positioned at the recessed portion (12).</p> |
