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字词 指数
释义 指数zhǐshù
1.表示一个数自乘若干次的数字,记在数的右上角,如32, 43, 6的2, 3, n。{exponent; exponential; index; power; number denoting the number of times a number is multiplied by itself, placed to the right upper corner of another number, e.g. 2, 3, n, in the expressions of 32, 43, 6}
2.某一经济现象在某时期内的数值和同一现象在另一个作为比较标准的时期内的数值的比数。指数表明经济现象变动的程度,如生产指数、物价指数、劳动生产率指数。此外,说明地区差异或计划完成情况的比数也叫指数。{index; index number; indicator; ratio of a certain economic value at certain times to a value of similar kind over a chosen standard period of time, which shows certain variations of an economic event, e.g. the index of production, price index, index of productivity; ratio that shows differences between regions or completion of plans}
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更新时间:2025/1/29 12:48:19