在这一图中，固定成本线与变动成本线平行，固定成本线就成了总成本线。
In this chart the fixed costs are plotted paralleled to the variable costs. Thus the fixed cost line becomes the total cost line.
检验假设与固定成本的差额以及检验假设与最佳假设的总成本的差额分别为88.37和78.51。
The difference between the null hypothesis and the fixed cost and between the null hypothesis and the total cost of the best hypothesis was 88.37 and 78.51, respectively.
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