Report copyright - 二次元図面のSTEP/AP202 - OCFC 507 Surface C 508 Non-Manifold C 509 Manifold C 510 WF C 511 Top-b C 512 Facet C 513 Brep C 514 Adv-Brep C 515 CSG X 516 Mech. design C 517 Mech
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