WTDatedEffectivity

AP242	Windchill
数据 ValidityEffectivityEffectvityAssignment	e_WTDatedEffectivity
获取相关的 wncEntityEffectvityAssignment.assignedTo:=relevant entity (如果是 partVersion-WTPart，则相关目标实体为，如果是 Condition-IndependentAssignedExpression，则相关目标实体为 )	effTarget = relevant wncEntity.objectId.Ufid
dataValidityEffectivity.startDefinition	将日期时间从 ISO 转换为 Windchill 格式 startRange
dataValidityEffectivity.endDefinition	将日期时间从 ISO 转换为 Windchill 格式 endRange
	ObjectId.localId= wt.effectivity.WTDatedEffectivity:+random number

#1320= DATAVALIDITYEFFECTIVITY($,$,$,$,$,#1323,$,$,DATETIMESTRING
('2018-03-30T00:00:00'));
#1324= EFFECTIVITYASSIGNMENT($,$,$,CLASSSTRING('required'),#1320,#1287,.T.);