The linear relationship between pH value of liquid precipitation system and lg [ Fe 3+] has been proven for the first time by chemical calculations.

The way of logarithmic least squares is used to calculate the judgment matrix in AHP theory, so the decision vector is decided efficiently.

采用对数最小二乘法对AHP法中的判断矩阵进行计算，有效地确定了决策矢量。

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The geochemical background levels are obtained by applying lognormal distribution plots to Pb, Cu, Zn, V, Se and Ti.

利用对数正态分布图获得了Pb、Cu、Zn、V、Se和Ti等元素的地球化学背景值。

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Law of the iterated logarithm for nonstationary negatively associated random fields

非平稳NA随机变量域的重对数律

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In pattern ⅰ, the velocity distribution still corresponds with the logarithmic formula except that the value of k is smaller than that in non-particle flows.

所谓Ⅰ型分布，是指沿整个水深仍可用对数公式表达，但K值变小的分布。

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The abnormality rate of standard logarithmic vision and binocular stereo-acuity in group A are higher than group B and C, but has no significant difference (/> 0.05).

A组标准对数视力和双眼立体视的异常率高于后两组，但无差异显著性（P＞0.05）。

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A relational expression between the standard deviation of logarithmic life and the shape parameter of Weibull distribution is also established.

此外，还建立对数寿命标准差和Weibull分布形状参数之间的关系式，从而能够根据工程上积累的大量对数正态分布标准差上限的数据求得Weibull分布形状参数下限，反之亦然。

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The convergence speed is accelerated by the use of super-linear converge approach.

应用超线性收敛方法加快了神经网络的收敛速度.

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Mining maximum frequent patterns is a key problem in data mining research.

挖掘最大频繁模式是多种数据挖掘应用中的关键问题.

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All these characteristics determine the system and method of Data Mining.

这些特点决定了数据挖掘的内容体系和研究方法.

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Data mining technique is briefly introduced in the paper.

摘要文章简要介绍数据挖掘技术.

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This topic in development uses data warehouse and data mining technology.

本课题在开发中使用数据仓库及数据挖掘技术.

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Data Mining is acquire and mine knowledge from mass data.

数据挖掘就是从大量的数据中提取或挖掘知识.

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Several session mining on sequential time intervals achieve a rule measure sequence.

对若干连续期间的数据挖掘将形成规则的度量值序列.

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It generally was divided into descriptive data mining and predictive data mining.

一般将数据挖掘分为描述数据挖掘和预测数据挖掘两大部分.

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As to sequential pattern mining, mining algorithm is very important.

对于序列模式数据挖掘来说, 挖掘算法是系统成功的关键.

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Previous risk analysis experience preferred.

有风险分析工作经验更佳.

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Risk analysis and management.

风险分析和管理等.

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Job Hazard Analysis and hazard identification.

工作风险分析和风险识别.

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Analysis of risk of this system basis creates reasonable measure combination automatically.

该系统依据风险分析自动生成合理的措施组合.

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In the computer simulation model, subsystem of risk analysis is constructed.

在风险分析的计算机模拟模型中, 本文构建了风险分析子系统.

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