正态分布积分的求解程序,是以前在学校要用于做大气污染物高期模型分布的-Normal distribution integral solver, previously done in the school to be used for the distribution of atmospheric pollutants period model

You can generate normal distribution by clicking certain buttom in this program which is quite convincing and useful.

管理员登录后可对人员按条件查询，并统计人口，可以看到人口的男女比例，并可看到各个年龄段人口的分布，普通用户可注册后登录查看和修改信息。-After the administrator login for staff query by the conditions, and population statistics, we can see the proportion of male and female population of all ages can see the distributi

It is a long established fact that a reader will be distracted by the readable content of a page when looking at its layout. The point of using Lorem Ipsum is that it has a more-or-less normal distribution of letters, as opposed to using 'Content her