The data catch reading unit and natural logarithm transform unit were added to NIOS II system as User-defined logic, and could be used directly while programming.

1、

Genes were identified as differentially expressed if the absolute value of the natural logarithm of the average ratios of three independent experiments was 0.69.

选择三次实验杂交比值的平均值自然对数绝对值≥0.69作为判定基因表达差异标准，筛选出各药物作用的早期反应基因。

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2、

That is, given an argument x, the natural logarithm returns the power to which e must be raised to give the value x.

也就是给定一个参数x，该自然对数返回e的几次幂等于给定的值x。

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3、

During stable production period, the natural logarithm value of oil productivity was negatively correlated with reciprocal of water-injection rate.

对于注水开发油田来说，稳产阶段的采油速度的自然对数与注水速度的倒数呈直线下降的关系。

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4、

In order to rule out the heteroscedasticity problem, we adopt the natural logarithm from the two variables corresponding to the data.

为了排除异方差问题，我们对两个变量的相应数据取了自然对数。

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5、

Calculates the natural logarithm of a quaternion.

计算四元数的自然对数。

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6、

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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7、

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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8、

We also select the natural logarithm of total assets and ROE as the control variables.

除此之外，我们还选取了公司总资产的自然对数以及净资产收益率作为控制公司特征的控制变量，共同构成了本文的多元回归方程。

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9、

A Digital Investigation of Exponential and Natural Logarithm Transducers

指数型、对数型传感器的数字线性化方法

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10、

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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11、

more precisely, it increased as the natural logarithm of n.

准确地说，它与n的自然对数成正比。

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12、

Returns the natural logarithm of a number.

返回一个数的自然对数。

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13、

Gray-level value natural logarithm ratio neighborhood filters method for image denoising

图像灰度值自然对数比率邻域滤波方法

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14、

Returns the natural logarithm of a specified number.

返回数值的自然对数。

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15、

Returns the natural logarithm of the gamma function. See Help for the equation used

返回γ函数的自然对数。有关方程式的信息，请参阅帮助

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16、

The exhibition is going to open to the public on october.

展览会将于10月15日起开放。

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17、

They included tours of areas never before open to the public.

包括游览从未对公众开放过的地方。

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18、

Plenty: the stations aren't open to the public yet.

实际上，要担心的事儿还真不少：那些新的充电站还没有对公众开放。

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19、

The house is open to the public and is well worth a visit.

这座房子对公众开放，很值得去参观一下。

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20、

The gate was just open to the public.

这座城楼刚刚对公众开放。

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