OutOfSafetyStock__c false IF ( AND(OR( EffectiveQuantity__c < SafetyStockLowerLimit__c, EffectiveQuantity__c > SafetyStockCeiling__c ), SafetyStockLowerLimit__c <> 0 , SafetyStockCeiling__c <> 0) , true, false) BlankAsZero 安全库存范围外 false false Checkbox