lengthValue_IfcQuantityLength
yDim_IfcBoundingBox
IfcLengthMeasure_List_1050918IfcLengthMeasure_List_1050922IfcLengthMeasure_List_1050925IfcLengthMeasure_List_1050928IfcLengthMeasure_List_1050931IfcLengthMeasure_List_1050934IfcLengthMeasure_List_1050937IfcLengthMeasure_List_1050940IfcLengthMeasure_List_1050943IfcLengthMeasure_List_1050946IfcLengthMeasure_List_1050949