If we were to avoid having schedule overruns, we.d need to have only a small number of defects and quickly rectify any problems uncovered by tests.

如果我们想避免超出计划，我们就需要系统有少量的缺陷，并且能够快速的矫正在测试中发现的任何问题。

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You may be interested in improving productivity, whereas a project manager will be interested in meeting the proposed schedule and reducing the number of product defects.

你可能对改进生产力感兴趣，而项目经理将会对在会议中被提议的时间计划和产品缺陷数的减少感兴趣。

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