短语词组短语BCWP -BCWS 进度偏差BCWS Budgeted Cost of 已排定工作的预BCWS Budgeted Cost of Scheduled 计划执行预算成本Budgeted Cost of Work Scheduled -BCWS 计划工作预算成本Budgeted Cost for Work Scheduled -BCWS 计划工作的预算费用 返回 BCWS