For example, a predefined budget or any imposed dates (schedule milestones) that are issued by the customer or performing organization are included.

例如，顾客或实施组织签发的事先确定的预算或任何强加的日期(进度里程碑)。

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Schedule milestones. The customer or performing organization can identify milestones and can place imposed dates on those schedule milestones. These dates can be addressed as schedule constraints.

进度里程碑。顾客或实施组织可能识别里程碑，并为这些里程碑规定强制性日期。这些日期可以当做进度制约因素看待。

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Planning - Define a strategy to develop and deliver a project plan, calculate overall and detailed sizing, define a work schedule, and establish milestones for major checkpoints.

计划 —— 定义项目战略，包括开发和交付项目计划、计算总规模和各个部分的规模、定义工作进度表和为主要检查点建立里程碑。

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At her weekly playgroup, she watched the other babies hit their developmental milestones more or less on schedule.

CNN: Getting help for a child with autism

Now, employees use the wiki to schedule meetings, attach file documents (like engineering notes) and lay out milestones and delivery dates.

FORBES: Entrepreneurs, Start Your Wikis