natural logarithm
自然对数：以e为底的对数。
常用释义
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基本释义
- 自然对数：以e为底的对数。
例句
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1·Replaces the current quaternion with its natural logarithm.用当前四元数的自然对数替换此四元数。
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2·The log() function returns the natural logarithm (base E) of a number.函数的作用是：返回一个数值的自然对数。
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3·The natural logarithm of this ratio is called the logarithmic decrement.此比率自然对数称为对数的减量。
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4·The relative thickness of the frost layer on both surfaces obey the natural logarithm law.两种表面霜层相对厚度呈自然对数分布。
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5·Old orchard soil and new orchard soil the whole phosphorus concentration obey natural logarithm normal distribution.老果园土壤和新果园土壤全磷浓度都服从自然对数正态分布。
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6·For gray model, the longer of original datum, the higher precision during smoothing processing of datum and the lower precision during natural logarithm processing of datum, vice versa;就灰色预测而言，如果原始数据列较长，对原始数据进行平滑处理所得预测模型精度较高，而对原始数据进行取自然对数的处理所得模型预测精度较低；
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7·Through the discussion of computing formula for measuring high resistance by Mdoel NG82-1impact corrent galvanometer, it is discoverde that it is much casier to do calculation by natural logarithm.通过对NG82-1型冲击电流计测高阻计算公式的讨论，找到用自然对数计算较为方便。