Cost and earned value: To maintain control over expenditures throughout the project lifecycle.

成本和盈利值：为了维护对整个项目周期开销的控制。

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Present international conventional "earned value evaluation principle" as well as how to combine the earned value with project schedule control and cost control organically were also expounded.

阐述当前国际通用的赢得值评估原理，以及如何将赢得值与项目进度控制和费用控制有机地联系起来。

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This paper elaborated the comprehensive analysis and control progress on the cost by earned value management which means analyzing and controlling the budget and actual costs.

文章详细阐述了用挣值法进行费用、进度综合分析与控制，即对已完工作预算费用、计划工作预算费用和已完工作实际费用的分析与控制。

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