System_Auto_Cannot_Modify true (TEXT(demo_purpose2__c)='学会展会' && Not(ISBLANK(Campaign__c)) && ISCHANGED(Campaign__c) ) || (TEXT(demo_purpose2__c)='OPD试用' && Not(ISBLANK(OPDPlan__c)) && ISCHANGED(OPDPlan__c) ) || ( TEXT(demo_purpose2__c)='索赔QIS' && Not(ISBLANK(QIS_number__c)) && ISCHANGED(QIS_number__c) ) 系统自动带出的信息不能修改