“反打”工艺是在传统的“正打”基础上发展起来的。由于它解决了各种装饰面一次成型的要求,受到了欢迎和重视。一次成型就是将各种凹凸不平的饰面(包括内外墙饰面、窗套、腰线、滴水、窗帘盒、钢窗等)热工和防水等在浇注混凝土的同时一次完成。 反打新工艺的优点是: 1.由于一次成型,不经二次抹面,从根 The “backhand” craftsmanship was developed on the basis of traditional “fighting.” Because it has solved the requirements of all kinds of decorative surfaces, it has been welcomed and valued. A molding process is to complete all kinds of uneven surface finishes (including interior and exterior wall finishes, window covers, waistbands, drips, curtain boxes, steel windows, etc.) while pouring concrete. The advantages of backfighting new technology are: 1. Due to a single molding, no secondary wiping, from the root