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来自维基百科,自由的百科全书
千分比(per mil或per mill,符號為‰ ,Unicode:U+2030)是一種表達比例、比率或分数数值的方法,使用1000作为分母。
‰ | |
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千分号 | |
例如:
千分比的英文名称是permil、permille、per mil、per mill或promille。
例子:
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