进度执行情况指数被用于预报项目的完工日期，是以哪个公式计算的？

The SPI, Which is used to forecast project completion date , is calculated by using which formula?

youdao

在包含产量本身的选择指数式中，增添性状对改进选择进度并不明显。

Adding characters to the index containing yield did not improve gain obviously.

youdao

在包含产量本身的选择指数式中，增添性状对改进选择进度并不明显。

Adding characters to the index containing yield did not improve gain obviously.

youdao