What percentage of your project cost arises from avoidable rework?
项目成本的百分之几是来自不可避免的重做？
2
Requirements volatility: Changing requirements that impact delivery schedules and increase software rework and cost.
需求变化：变更需求将会影响交付的时间表并增加软件返工和成本。
3
Adverse trends would indicate inadequate design and a need for rework, with negative impact on technical, cost, and schedule baselines — and potentially on the system's operational effectiveness.