[IfcObjective.LogicalAggregator property 逻辑聚合器 public IfcLogicalOperatorEnum LogicalAggregator { get; set; } 也可以看看 enum IfcLogicalOperatorEnum class IfcObjective 命名空间 Aspose.CAD.FileFormats.Ifc.IFC4.Entities 部件 Aspose.CAD]