Under these assumptions, we obtain the integral equations of the extinction probability of disease when initial state is at i, and give the solution of integral equations by Laplace-transforms method.
在这些假设下，我们得出初始状态为i时疾病的灭绝概率满足的积分方程，并通过Laplace-变换的方法，给出了积分方程的解。
Aim To study the asympototic estimation for extinction probability in two environment states Smith Wilkinson BPRE with fractional linear probability generating function.
目的 探讨具有分式线性概率母函数两环境状态 Smith-Wilkinson BPRE灭绝概率的渐近估计。
Failure to include a target area effect in the model yielded a positive bias for the parameter that scaled extinction probability to patch size. Then at the 6 point will lead to a higher pregnancy rate.
应用传统的率函数模型于一个包含了目标区效应的集合种群，导致斑块大小相关的灭绝率参数估测的正偏差。
The indexes of 6 goat populations in Shandong Province were calculated with Weitzman approach: (1). The extinction probability of each population was calculated by 10 non-genetic parameters, the average of extinction probability was 0.290. (2).
运用Weitzman方法，计算6个山羊种群（内蒙古绒山羊为参照种群）的遗传多样性指标：（1）.根据10个非遗传参数计算灭绝概率，7个种群的平均灭绝概率为0.290。
This paper introduced an approach of marginal diversity, and evaluated the contribution, marginal diversity and conservation potency of each of the 11 sheep breeds from northern China based on genetic distance and extinction probability.
本文介绍了边际多样性方法，并利用微卫星DNA遗传距离、灭绝概率等结果分析了中国北方11个绵羊品种的品种贡献率、边际多样性及保护潜力。
The research results show that the breakdown probability of vacuum extinction chamber with triple breaks is lower than that of vacuum extinction chamber model with single break, the testing data basically coincides with theoretical distribution curve.
研究表明，三断口真空灭弧室比单断口真空灭弧室具有更低的击穿概率，试验数据与理论分布曲线基本吻合。
The results showed that, significant positive correlations existed between the total population size (POS), distribution of the breed (DIS) and extinction probability (P0.01).
结果表明：品种的总群体数量、品种的分布区域与灭绝概率呈极显着正相关（p0.01）；
From the practice and the field test, two factors which determine the probability of secondary arc extinction are the effective values of steady-state secondary arc current and recovery voltage.
运行及现场试验表明：两个因素对潜供电弧的自熄起决定性作用，即稳态下潜供电流和恢复电压的幅值。