基于VB语言的微粒群算法，其中含有几个测试算法，和一个化学中数据关联的例子，微粒群算法是以一个通用的函数写的，可移植性强。-VB language based on the PSO algorithm, which contains several test algorithm, and a chemical linked to the data example, PSO is a generic function to write the transfer is strong.