对数曲线法,logarithmic curve method
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 andbilogarithmic 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。
3)logarithmic curve projection method对数曲线投影法
4)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。
5)logarithmic curve对数曲线
1.Odd-even steps interpolation algorithm forlogarithmic curve in multi-axis control;对数曲线的多轴联动奇偶步插补算法设计
2.The research results show that the triaxial frost heaving stress-strain curve can be fitted with alogarithmic curve,and test-force-ring stiffnes,initial axial pressure and confining pressure have a great effect on the frost heaving stress and strain of frozen saturated clay.结果表明:三轴冻胀应力-应变关系呈对数曲线变化;测力环刚度、初始轴向压力及围压对冻胀应力和冻胀应变有显著影响。
6)Elliptic Curve Discrete logarithm algorithm椭圆曲线离散对数算法
延伸阅读
对数曲线预测法对数曲线预测法【对数曲线预测法】用对数函数:夕=a+bint，来拟合预测对象的历史数据，从而建立预测模型的方法。其适用条件是，预测对象的增长趋势近似于对数函数曲线，并且在预测期限内不会发生突变。
