At the section with non lithology key bed, the key bed could be selected according to the lithology combination and the particle variation.
在无岩性标志层的层段,则根据岩性组合及粒度变化选择标志层。
By introducing the nonlinear variation weight and mutational operation into the standard particle swarm algorithm to ensuring the overall convergence and enhance the accuracy of convergence.
在标准粒子群算法中引入非线性变化权重和变异操作来保证全局收敛并提高收敛精度。
The test results show that wear particle analysis can be used to compare the effect of the variation of a particular factor on wear processes.
试验结果表明,磨损粒子分析能够用来比较特殊因素的变化对磨损过程发生的影响。
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