群速度

Each kind of date age's muscovy duck may also infect the morbidity, epidemic disease propagation velocity is quick, one week may infect the entire group, the disease incidence rate and the mortality rate may reach as high as 80%.

各种日龄的番鸭也可感染发病，疫病传播速度快，一周可传染全群，发病率和死亡率可高达80%。

This clustering result has some difference with that tested by the mycelium growth rate and their performance in the field.

酯酶同工酶的分群结果不能有效反映供试菌株在菌丝生长速度和田间试验上的差异。

In order to speed up convergence, it implants the memory mechanism in each particle swarm.

为了提高算法的收敛速度，在每个粒子群中嵌入了记忆功能。

The results demonstrate that PACA can solve the multi-objective post logistics VRP,and also improve the astringency velocity and the optimizing property.

结果表明多态蚁群算法可以求解多目标邮政物流VRP，能提高收敛速度和寻优性能。

The simulation results indicate that The ACO algorithm has the higher speed and precision of calculation for measurement modeling and solution of parallel—link CMM

仿真结果表明，蚁群算法应用于并联坐标测量机测量建模与求解，可以获得较高的计算精度和计算速度。

Chaos perturbation is used to improve selection strategy to avoid precocity and stagnation.

在基本蚁群算法的概率转移中引入混沌扰动的策略，以使解易于跳出局部极值区间，加快收敛速度。

Because particle swarm optimization algorithm is more concise, and it has rapid convergence, which bring it to be a research hotspot in the field of evolutionary computation, so it is an emphasis in this dissertation.

因粒子群优化算法具有算法简单、收敛速度快的优点，成为近年随机优化领域热点之一，它是本文的重点研究对象。

There are simple rules and quick convergence speed for SDPS.

该方法给出的适配粒子群算法规则简单、收敛速度快，得到的解集有较好的分散性和均匀性。

Particle swarm optimization algorithm is a stochastic global optimization technique with many advantages, such as quick convergence, simple regulation and easy implementation.

微粒群优化算法是一类随机全局优化技术，具有收敛速度快、规则简单、易于实现的优点。

A new Particle Swarm Optimization algorithm PSO with velocity mutation operator, was presented.

提出了一种新型的PSO算法———含速度变异算子的粒子群算法。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷