熔模铸件尺寸控制的数字孪生建模关键技术与应用
官邦, 汪东红, 马洪波, 疏达, 丁正一, 崔加裕, 孙宝德

Key Technology and Application of Digital Twin Modeling for Deformation Control of Investment Casting
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图11 CAD模型、蜡模和铸件的点云
Fig.11 Point clouds of CAD model (a), wax pattern (b), and casting (c)