If the relationship between totalvariablecost and volume of output can be shown as a curved line on a graph, the relationship is said to be curvilinear.
如果产量与总变动成本的变动关系在图上表现出来的是一条曲线,则称是曲线关系。
2
The objective function on line 20 minimizes the total food cost as the total of each decision variable (amount of food) multiplied by that food's cost per unit.