FSD_OneToOneAccessory_Cnt_F__c false IF(IsBlank(Fixture_Set_Detail__c), FSD_OneToOneAccessory_Cnt__c, Fixture_Set_Detail__r.Fixture_Set__r.OneToOneAccessory_Cnt__c) BlankAsZero 一对一附属品明细件数F 18 false 0 false Number false