For activities with good historical records, it can be the case that a typically non-linear profile of cost expenditures and completion proportions can be estimated.

而对有些历史数据完全的工作，即便数据之间成非线性关系，仍可预测其成本超支和完工百分比。

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For activities with good historical records, it can be the case that a typically non-linear profile of cost expenditures and completion proportions can be estimated.

而对有些历史数据完全的工作，即便数据之间成非线性关系，仍可预测其成本超支和完工百分比。

youdao