関連ワード:  is maintenance a fixed or variable expense    is car maintenance a fixed or variable expense    is home maintenance a fixed or variable expense    is equipment maintenance a fixed or variable cost    is factory maintenance a fixed or variable cost    is website maintenance a fixed or variable cost    is repair and maintenance a fixed or variable cost    is maintenance a fixed variable or mixed cost    what is a fixed or variable expense  
結果 : is maintenance a fixed or variable expense