The rapid prototypes of the part and its die were fabricated by selective laser sintering (SLS), a rapid prototyping technique.
针对数值分析后的模型，采用激光选区烧结法快速制作零件及凹模的实体原型。
The characteristics and process of the coated sand mold (core) made by selective laser sintering rapid prototyping are introduced.
介绍了用选择性激光烧结(SLS)快速成型技术直接制造覆膜砂铸型(芯)的特点及工艺过程。
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