Forecast_Amount_All_withouttax_F__c
    Case( Opportunity__r.Trade__c, 
"内貿",Forecast_Amount_All__c / 1.17, 
"外貿",Forecast_Amount_All__c * Opportunity__r.Today_Rate__c,0)
    false
    Case( Opportunity__r.Trade__c, 
"内貿",Forecast_Amount_All__c /Opportunity__r.Tax_Intra_F_Copy__c, 
"外貿",Forecast_Amount_All__c * Opportunity__r.Today_Rate__c,0)
    BlankAsZero
    
    18
    false
    2
    false
    Currency