| 1. | In the present rapid prototyping technologies , however , the stl file based data processing method and the staircase effect , which is inevitable during rapid prototyping process , restricts the further improvement of the part precision 然而在快速成形技术中,目前普遍采用基于stl文件的数据处理方式,再加上在成形过程中难以克服的阶梯效应,这就在一定程度上限制了制件精度的进一步提高。 |