Besides, a new inequality on generalized logarithmic mean is obtained.
此外,还得到关于广义对数平均的一个新的不等式。
Improve the heat transfer efficiency of plate heat exchanger is to improve the heat transfer coefficient and key logarithmic mean temperature difference.
提高板式换热器传热效率的关键是提高传热系数和对数平均温差。
This article discusses the calculation of heat flux in the evaporator, in order to improve the conventional logarithmic mean temperature difference method.
本文讨论表面式蒸发器管路内热流密度计算,以改进传统的对数平均温差法。
Under the same conditions, when the logarithmic mean temperature difference between upstream maximum downstream, the smallest of the mixed flow pattern between the two asked.
在相同工况下,逆流时对数平均温差最大,顺流时最小,混合流型介于二者之问。
In this paper, we prove the inequality relations of arithemetric mean, logarithmic mean, exponential mean and geometric mean for two positive numbers by using probabilistic method.
本文用概率方法证明了关于两个相异的正数的几何平均、对数平均、指数平均和算术平均的不等式关系。
In this paper we obtain integral mean bounds of logarithmic derivatives and estimates of coefficient functionals for functions in EHS (c).
本文得到了EHS (C)中函数妁对数导数的积分平均估计及一类系数泛函数估值。
We investigate the fluctuation of price process in a stock market with Ising model and the mean field theory, and construct the corresponding random logarithmic price returns process.
再利用计算机模拟股票价格收益率的分布特征,模型很好的刻画了现实证券市场中股票收益率分布的宽尾现象、长记忆性,以及累积分布中尾部收益的指数递减现象。
We investigate the fluctuation of price process in a stock market with Ising model and the mean field theory, and construct the corresponding random logarithmic price returns process.
再利用计算机模拟股票价格收益率的分布特征,模型很好的刻画了现实证券市场中股票收益率分布的宽尾现象、长记忆性,以及累积分布中尾部收益的指数递减现象。
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