1) logarithmic normal curve method
对数正态曲线法
1.
The article describes reservoir macroscopic heterogeneity with statistical method,logarithmic normal curve method and Lohreng curve method.
本文分别用统计学方法、对数正态曲线法、劳伦兹曲线法来计算储层宏观非均质性。
2) normal logarithmic curve
正态对数曲线
3) Lognormal distribution curve
对数正态分布曲线
1.
To analyze these two important factors at the same time,this paper uses the Lognormal distribution curve as the income distribution curve to establish a vehicle ownership forecast model.
急速增长的中国汽车保有量不仅和收入水平的上升有关,也和收入差距的扩大有关,为了同时考虑这两个影响汽车普及的重要因素,本文以对数正态分布曲线作为收入分布曲线构建了中国汽车保有量的预测模型。
4) logarithmic curve method
对数曲线法
1.
A comparison between the calculated results and the observation setdement shows that the logarithmic curve method is the most optimized method in settlement prediction of express highway.
以汾灌高速公路为背景,采用Asaoka法、灰色预测法和对数曲线法对实测沉降历史曲线进行沉降预测,并与实测沉降量进行对比。
5) bilogarithmic method
双对数曲线法
1.
Based on three sets of typical in-situ stress data from well site,it focuses on how to acquire the closure pressure of coal reservoir by using time square root and bilogarithmic methods.
从水力压裂法获取煤储层地应力的原理和方法入手,通过对3组典型实测数据的分析,着重探讨了用时间平方根法和双对数曲线法在分析地应力时如何准确识别闭合压力和提高地应力测试精度,对煤层气工作者具有很好的借鉴价值。
6) logarithmic curve projection method
对数曲线投影法
补充资料:对数正态分布
分子式:
CAS号:
性质:若一组测定值取对数后遵从正态分布,则称其遵循对数正态分布。对数正态随机变量x的概率密度函数为,式中μlogx与σlogx2分别为变量logx分布的均值与方差。
CAS号:
性质:若一组测定值取对数后遵从正态分布,则称其遵循对数正态分布。对数正态随机变量x的概率密度函数为,式中μlogx与σlogx2分别为变量logx分布的均值与方差。
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