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20252453-T-424 项目

8.11.2.54 IfcMeasureValue(度量值)

8.11.2.54.1 语义定义(Semantic definition)

IFC 2x4 CHANGE 新增 IfcNonNegativeLengthMeasure

8.11.2.54.2 类型值(Type values)

类型(Type)
IfcAmountOfSubstanceMeasure
IfcAreaMeasure
IfcComplexNumber
IfcContextDependentMeasure
IfcCountMeasure
IfcDescriptiveMeasure
IfcElectricCurrentMeasure
IfcLengthMeasure
IfcLuminousIntensityMeasure
IfcMassMeasure
IfcNonNegativeLengthMeasure
IfcNormalisedRatioMeasure
IfcNumericMeasure
IfcParameterValue
IfcPlaneAngleMeasure
IfcPositiveLengthMeasure
IfcPositivePlaneAngleMeasure
IfcPositiveRatioMeasure
IfcRatioMeasure
IfcSolidAngleMeasure
IfcThermodynamicTemperatureMeasure
IfcTimeMeasure
IfcVolumeMeasure
表 8.11.2.54.A

8.11.2.54.3 形式化表示(Formal representation)

TYPE IfcMeasureValue = SELECT
	(IfcAmountOfSubstanceMeasure
	,IfcAreaMeasure
	,IfcComplexNumber
	,IfcContextDependentMeasure
	,IfcCountMeasure
	,IfcDescriptiveMeasure
	,IfcElectricCurrentMeasure
	,IfcLengthMeasure
	,IfcLuminousIntensityMeasure
	,IfcMassMeasure
	,IfcNonNegativeLengthMeasure
	,IfcNormalisedRatioMeasure
	,IfcNumericMeasure
	,IfcParameterValue
	,IfcPlaneAngleMeasure
	,IfcPositiveLengthMeasure
	,IfcPositivePlaneAngleMeasure
	,IfcPositiveRatioMeasure
	,IfcRatioMeasure
	,IfcSolidAngleMeasure
	,IfcThermodynamicTemperatureMeasure
	,IfcTimeMeasure
	,IfcVolumeMeasure);
END_TYPE;

8.11.2.54.4 参考(References)