问题是，这样就要求要比原来进度规定的完成日期提前六个月完成。
Thee problem is that this is six months prior to the scheduled completion date.
差异通常包括外部前置任务或外部后续任务的开始日期或完成日期的更改，一般是由于工期、限制、跟踪进度等更改引起的。
Differences usually include a new start or finish dates for the external predecessor or external successor, typically the result of a changed duration, constraint, tracked progress, and so on.
问题是，这样就要求要比原来进度规定的完成日期提前六个月完成。
The problem is that this is six months prior to the scheduled completion date.
备注：（1）各进度项目请依「预定」及「实际」完成日期填入，有（ ）表预定完成日期、无（ ）表实际完成日期。
Remarks: (1) An estimated completion date and the actual completion date shall be filled in for each item, with the estimated completion date put in () while the actual completion date without a ().
通常，制订项目进度计划是一个反复迭代的过程，该过程确定每个活动和每个里程碑的开工日期和完成日期。
Developing the project schedule is often an iterative process. It determines the planned start and finish dates for project activities and milestones.
通常，制订项目进度计划是一个反复迭代的过程，该过程确定每个活动和每个里程碑的开工日期和完成日期。
Developing the project schedule is often an iterative process. It determines the planned start and finish dates for project activities and milestones.
应用推荐