performance index

基本解释

A useful cost indicator is the Cost Performance Index (CPI) shown in Figure 6. Like the SPI, the CPI is calculated.
一个有用的成本指示器是成本执行索引（CPI），如图 6 所示， CPI 是被计算出来的。
One useful schedule indicator is the Schedule Performance Index (SPI), shown in Figure 6. SPI is a calculated index.
一个有用的时间表指示器是时间表执行索引（SPI），如图 6 所示。
In addition, the key performance index (KPI) defined in the model can be used at run time to monitor the process using WebSphere Business Monitor for further process improvement.
此外，可以在运行时通过 WebSphere Business Monitor 使用在模型中定义的关键性能指标（Key Performance Index，KPI）监视流程，以便进一步改进流程。

On page 102 of the current Berkshire annual report, the stock performance index graph is telling.
FORBES
In the World Bank's 2010 Logistics Performance Index, it ranks a lowly 75th, well below Thailand, Malaysia and even the Philippines.
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