对数的

The security of DSA is derived from discrete logarithms.

安全的生活津贴是从离散对数。

Logarithms were invented to shorten the work of extended numerical computation.

人们发明对数来缩短运算冗长的数值计算工作。

Results The positive rate of HBVDNA was 56.7%,and the level of HBV DNA was 4.16+0.57( LogE ,copies/ml)in saliva.

结果60例慢性HBV 感染者中唾液HBV DNA 阳性34例，平均HBV DNA 含量为4.16±0.57拷贝数/ml 的对数

Simulation with NS -2 shows that the distribution of lognormal can be used to describe the duration of longest lifetime paths.

模拟实验表明，利用对数正态分布可以很好地描述移动自组网的最长生命期路径持续时间。

It is shown by test results that at a given equivalent stress amplitude the constant amplitude fatigue life follows the lognormal distribution.

结果表明，在同一应力水平下，所用试样的常幅疲劳寿命服从对数正态分布。

Data of Yuerya gold mine′s Au grades are composed of two lognormal distribution populations which are overprinted.

经研究，峪耳崖金矿的金品位即由两个对数正态分布总体叠加而成。

In this paper, EM algorithm is used to estimate the parameters of exponential distribution, Weibull distribution and lognormal distribution based on randomly right censored data.

本文将EM算法用于随机右删失数据下指数分布、Weibull分布和对数正态分布的参数估计中。

The paper introduces an algorithm to natural logarithm based on Maclaurin series.

基于麦克劳林级数公式计算自然对数，构造计算式向1逼近，从而加快级数的收敛速度。

Parameters of the model are measured by a linear regression technique and a maximum likelihood method.

在因子范围服从对数正态分布下，应用线性回归技术和极大似然法建立了模型参数的测定方法。

To investigate the relationship between microelement lithium and cardiovascular disease.

目的：对数种心血管疾病患者进行血锂质量浓度测定，探讨其与心血管疾病之间的关系。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。