UG二次开发 创建特征组（C#）
1 Tag[] features = new Tag[0]; 2 Tag feature1 = Tag.Null; 3 UFSession.GetUFSession().Modl.CreateSetOfFeature("name", features, features.Length, 0, out feature1);
1 Tag[] features = new Tag[0]; 2 Tag feature1 = Tag.Null; 3 UFSession.GetUFSession().Modl.CreateSetOfFeature("name", features, features.Length, 0, out feature1);