Logarithmic Function

The logarithmic function is defined as the inverse of the exponential function .

对数函数是作为指数函数的反函数来定义的。

On the Real Matrix - Valued Logarithmic Function ( Prat One )

关于实矩阵值对数函数（1）

The algorithm running time is a logarithmic function of the number of linkage axes .

以联动轴数作为输入考察插补速度，算法时间复杂度是对数阶的。

Backoff algorithm of MAC protocol in Ad Hoc networks based on logarithmic function

基于对数函数的adhoc网络MAC退避算法

The deformation accords with the law of logarithmic function . ( 2 ) .

黄土隧道变形符合对数函数规律。

The RSSI is implemented using piece-wise linear logarithmic function while maintaining low voltage and low power .

在低功率、低电压条件下，RSSI实现了分段线性对数逻辑功能。

The tradeoff between flow number counting accuracy and cost is made by the characteristic of the logarithmic function .

算法利用对数函数的特性，在流数量统计精度和开销之间找到了平衡；

We firstly discuss the properties of the argument function and the single-valued analytical branch of logarithmic function .

首先研究了辐角函数的一些性质，进而对对数函数的多值性进行了分析，最后讨论了多值函数的应用问题。

The law of runoff is analyzed , the results indicate that the water lowing pattern conforms to logarithmic function .

径流规律分析结果表明，其退水过程按对数曲线规律变化。

The influence of the static payback period and discount rate on the dynamic payback period of investment is a logarithmic function .

静态投资回收年限、折算利率对动态投资回收年限的影响呈对数形式。

A practical circuit is constructed , and the experimental result shows that the logarithmic function for the circuit reaches 99 % of the theoretical value .

搭试了一个具体电路，取得了系统特性数据，证实了该系统的对数函数准确度可达99%以上。

In this paper , the author applies another method of multi - for expansions about the logarithmic function to the abstract triangle function .

以自然对数函数展开式的另一多重分割法作为抽象三角函数的应用。

The dynamics of accumulatively appeared family , genus , and species in the vegetation succession process were well described by logarithmic function .

植被演替过程中累积出现的植物科属种数的动态变化可以用对数函数进行较好地描述。

The influence of the water content of grain on electric properties of grain under non-uniform electric field is not logarithmic function , whereas is 3 order multinomial .

谷物水分与电特性的关系也不是对数关系，而是3次多项式的关系。

When the ignition was certain , the flame travel speed of gas explosion and pipeline length and diameter ration would be in a logarithmic function relationship .

在点火能量一定时，瓦斯爆炸火焰传播速度与管道长径比呈对数函数关系；

In the application of hedonic price model , it has a wide choice of function forms , including linear function , logarithmic function and semi-logarithmic function , etc.

在特征价格模型的应用中，函数形式的选择具有多样化，包括线性函数、对数函数、半对数函数等。

A logarithmic function describing the relationship between penetration depth and dynamic pressure divided by the square of nozzle number was derived by fitting the data of the computation results .

通过对模拟结果的函数拟合，发现射流喷射深度与动压比除以喷嘴数的平方之间的关系可用一个对数函数很好地描述。

It is shown that the pore ratio and permeability of sandstone are reduced with the increasing of confining pressures conforming to the rule of logarithmic function .

研究表明，砂岩的孔隙度和渗透率均随侧压的增大而减小，且服从对数函数变化规律。

Based on action values , an exponential function and a logarithmic function are used to compute action rewards and discount rate dynamically , which accelerates agents to choose optimized actions .

以行动分值为基础，使用了指数函数和对数函数，动态确定奖赏值与折扣系数，加快行为者选择最优动作。

This study has made a comparative analysis of Shanghai , German and American high school mathematical textbooks on both macroscopical and microscopic sides depended on power function , exponential function and logarithmic function .

本研究以幂函数、指数函数、对数函数为载体，对中国的上海、德国和美国的高中数学教材进行宏观和微观两个维度的比较分析。

The amount of nutrients released from the granular fertilizer appcaredto be a logarithmic function of time and the release of P and was delayed compared with that of N.

粒状复混肥在水中的养分释放量与溶解时间的关系可以用对数函数进行表征。复混肥中的磷、钾养分释放比氮素效应延迟。

The influence of determining frequency on electric properties of grain under non-uniform electric field is obviously different from that under uniform electric field . The relationship is not logarithmic function , whereas is inverse function .

测定频率对谷物电特性影响与匀强电场中的具有显著的差异，其间不是对数关系，而是反比关系。

Of , relating to , or being a logarithmic function with a normal distribution . The results of facies controlling modeling reflect distribution of favorable reservoirs and are in line with the dynamic production state .

对数正态呈正态分布的对数函数的或与其相关的相控建模的结果反映出有利储层的分布，并与生产动态相吻合。

Relative sand-dust content on fixed sandy land has a logarithmic function to the distribution of height . With the decrease of vegetation coverage , relative sand-dust content has various functions to the distribution of height .

固定沙地沙尘相对含量随高度的分布呈对数函数关系，随着植被盖度的减小，沙尘相对含量随高度分布的函数关系发生变化；

The mathematical models showed from the natural logarithmic function were established on the relationship between the breaking strength and the diameter of ropes for the ISO standards of PP , PE and PA ropes .

以自然对数函数对聚丙烯、聚乙烯和聚酰胺绳索产品国际标准建立了断裂强度与直径关系的数学模型。

Under the same Pb2 + stress , the petiole length increased as the growth time went by , in a logarithmic function way , and the growth rhythm was fast first , and then got slow down .

同一Pb2+胁迫下的紫萼玉簪叶柄长与生长时间呈对数关系增长，生长节律表现出快-慢的变化。

The exponent and exponential function are important concepts that play important roles in high school mathematical curriculum . They are closely connected with the logarithm and logarithmic function and also of great help to the learning of advanced mathematics .

幂与指数函数是高中数学课程中的重要概念，与对数、对数函数等有密切联系，对高等数学的学习也起到帮助作用。

The gross payroll is calculated with the logarithmic function , both meeting the necessary demand that the distribution curve be smooth , continuous and without " break point ", and keeping the existing standards of salary payment .

工资总额计算公式采用对数函数的形式，既可满足分配曲线必须平滑、连续、不出现拐点的要求，又能维持现有工资支付标准基本不变。

Based on viscoelastic mechanical analysis of the stability of surrounding rock in circular tunnel , through the improvement to viscoelastic constrictive model , this paper cites a logarithmic function to describe the constrictive model of rock creep .

基于圆形隧道围岩稳定性的粘弹性力学分析基础之上，通过对粘弹性本构模型的改进，引用对数函数来描述岩石蠕变的本构模型。

Infiltration ratio of runoffs presented the power function relationship with the alternation of time on ecological and economic zones , but the accumulated infiltration volume of runoffs did the logarithmic function relationship with the alternation of time .

生态区和经济区土壤入渗速率随时间的变化呈幂函数关系，土壤累计渗透量与渗透时间呈对数函数关系。