文章利用几何凸函数的性质推广了一类重要的和式不等式，得到了一些新的结论。
In this paper, We availed the property of geometic convex function generalized a kind of important sum inequality and obtained some new conclusions.
本文中，利用目标函数或约束条件的几何性质，提供了某些多元函数极值或最值问题的几何解法。
In the paper, it provides the geometrical solution to extreme value of many variables function by geometric properties of objective function or constraint condition.
最后，利用灰度函数的性质，给出套管缺陷分类的新方法，并对其进行分类和使用寿命预测分析。
Finally, the casing defects are classified by using the properties of grayscale function, and the lifetime of casing is forecasted.
应用推荐