四川博物院藏有一枚重庆巫山大溪新石器时代遗址出土的彩陶球。利用“医用X线无损透视”技术并结合传统陶器制作工艺对其分析,是运用分别压模,然后粘接的技术制成,其内部3粒陶质小籽是人为放置。彩陶球表面戳印纹用骨锥碾压制成。该彩陶球应为能发声的儿童玩具。 Sichuan Museum possession of a Wusong Daxi, Chongqing Neolithic sites unearthed colored pottery ball. The use of “medical X-ray non-destructive perspective ” technology combined with the traditional pottery production process of its analysis, the use of respectively stamper, and then bonding technology made of its internal three ceramic seed is placed artificial. Painted on the surface of painted pottery balls made of bone cone crushed. The painted pottery balls should be able to sound children’s toys.