机械5

可反复使用的3D打印口罩架---为应对新型肺炎疫情，解决企业开工后口罩短缺问题，再此分享一款可替换滤棉、贴合人脸的3d打印口罩架的设计思路 PTL_faceshield_80-94-80mm-top-cover.stl(1.49MB)，PTL_faceshield_80-94-80mm_no-text.stl(965.61KB)，PTL_faceshield_80-94-80mm.stl(1.57MB)，PTL_faceshield_80-80-80mm-top-cover_no-text.stl(1.11MB)，PTL_faceshield_80-80-80mm_no-text.stl(1.18MB)，PTL_faceshield_3hole_101_6-101_6mm-top-cover_no-text.stl(1.14MB)，PTL_faceshield_3hole_101_6-101_6mm_no-text.stl(1.16MB)，PTL_faceshield_80-94-80mm-top-cover_no-text.stl(896.66KB)