切片生成：

层高0.4   X

      0.3  比较疏松

      0.2  适中

infill density 

      缺省值   太疏松

      0.25  适中

Support material 

      选用支撑

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Filament Settings

    Diameter 3

    Extruder 

      PLA 220°C/55-70

     ABS 230°C/80-110

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Printer Settings

     Nozzle diameter 标配0.4