Need_to_fillin_Lower_approved_number true RecordTypeId <> "01210000000RHIn" && ISBLANK(Old_Rental_Apply__c) && (AND( ISPICKVAL(demo_purpose2__c, "临床研究"), ISBLANK(DB_loaner_request__c))) DB_loaner_request__c "临床研究"借出申请时，必须[MA本部审核合同编号]字段