“performance index”的概念、定义、翻译、参考文献-科学参考

单词	performance index
释义	performance index [pǝr`fȯr·mǝns ´in´deks] ^{INDUSTRIAL ENGINEERING} The ratio of standard hours to the hours of work actually used; a ratio exceeding 1.00 (or 100) indicates standard output is being exceeded.
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