从FDM等挤出式3D打印机的工作原理出发,分析构建打印支撑结构的必要性.通过研究挤出式3D打印机的结构和现有的打印支撑类型来探讨挤出式3D打印机的支撑结构的发展.%Based on the working principle of FDM and other extrusion 3D printers,analyzes the necessity of constructing the support structure of printing.And discusses the development of the support structure of the extrusion 3D primer by studying the structure of the extrusion 3D primer and the existing priming support type.
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