Most software engineering texts spend some amount of copy on project planning and estimating, including tools like the Constructive Cost Model (COCOMO).

大多数软件工程学课本都花费篇幅介绍项目计划和估计，包括类似Constructive Cost Model (COCOMO) 5这样的工具。

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Assessing technical viability and estimating overall project cost.

评估技术可行性并且估计全面的项目成本。

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Cost estimating is one of the most important steps in project management.

成本估算是项目管理中最重要的环节之一。

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The discrepancy between the original cost and the actual cost came in part because contractors originally were "overly ambitious" when estimating the project, Fischer said.

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