1) probability index of water inrush
突水概率指数
1.
The basic idea is as follows: 1) based on a large number of cases, the main factors leading to the are found out; 2) according to the contribution of each factor to water inrush, the weight is given by using probability and statistics method or expert experience; then the mathematics model to calculate the probability index of water inrush is established; 3) with the model, t.
介绍了采场底板突水预测的新方法——突水概率指数法。
2) probability index
概率指数
1.
0 to find a new method,that is,the probability index of water inrush method to predict the water inrush from mining floor,The selection of the effected causes,the input data parameters,the determination of the exponents of the corresponding causes,the establishment of the mathematics models and the predictive method of water-inrush quantity have been stated in the way of programming t.
介绍了煤层采场底板突水预测的新方法———突水概率指数法编制的求取步骤 ,阐述了利用VisualBasic5。
2.
A new method, probability index of water inrush used in forecasting water inrush from mining floor is put forward.
概述了当前煤矿底板突水预测预报存在的问题,提出了用突水概率指数法预测采场底板突水的新方法,即根据影响底板突水因素对突水所作的贡献,赋予不同的权重给影响采场底板突水的各因素,使得影响底板突水的各因素定量化,建立合理的数学模型,求出突水概率指数。
3) water inrush index
突水指数
1.
This paper analyzed main factors which affect water inrush from seam floor with the function of multi-originated in Surfer to modify the method of water inrush coefficient and built up model of water inrush index adapt to coal mine.
利用Surfer的多元信息复合功能,综合考虑多种因素,对突水系数法进行了修改,构建了适合本矿井的突水指数模型。
4) probability exponential inequality
概率指数不等式
5) exponential convergence in probability
依概率指数收敛
6) liquefaction index probability
液化指数概率
1.
Spatial distribution simulation method for liquefaction index probability;
液化指数概率空间分布模拟方法研究
补充资料：弹头突防概率
弹头突防概率
warhead penetration probability
dQntou tufQng gail位弹头突防概率(warhead penetrati。nProbability)至少一个导弹弹头或子弹头突破对方反弹道导弹导弹防御系统的概率。主要取决于对方反弹道导弹导弹防御系统对每个弹头的拦截概率和己方导弹弹头或子弹头数量。反弹道导弹导弹防御系统对每个弹头的拦截概率与对该弹头的发现概率、干扰概率、命中概率有关。研究证明:合理增加弹头数量可使导弹突防概率得到提高;多弹头的子弹头最佳数量为5一15，其突防概率可趋干l。(安克刚)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条