Fixture_Model_No_F__c false IF(Not(ISBLANK(RNDAssert__c)), RNDAssert__r.Fixture_Model_No_F__c , IF(Not(ISBLANK(Fixture_Set_Detail__c)), Fixture_Set_Detail__r.Fixture_Model_No_F__c , Fixture_Model_No_text__c )) BlankAsZero 备品配套明细型号 false false false Text false