Of course these four periods can be expanded into separate phases — each with their own interim deliverables and "executive control points" (or "gates" or "emergency exit ramps.")

当然，这四个阶段可以扩展成分离的阶段——每个阶段都带有它们自身的暂时可交付性和“可执行的控制点”(或“通道”或“紧急出口”)。

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A major role for the PMO is to continuously assess whether the ongoing work effort is on track and the interim deliverables and results are consistent with the overall program goals.

P MO的一个主要角色是持续地评定现在进行的工作是否正常，保证中间的交付成果与整体程序目标是一致的。

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