The great matter is: the data is big to the divergence, the stochastic characteristic consideration is insufficient, it lacks the unification the experimental standard.
主要问题是：试验数据离散性大，随机特性考虑不够，缺乏统一的试验标准。
2
The ideological activities of the current college students are characteristic of: laying stress on self-expression and practicality, seeking differences and divergence.
当代大学生的思想活动，呈现出以下特点：重自我，重实用，求异性，发散性。
3
By using the density theory of theories of Numbers, the article gives the density discrimination method determining the convergence and divergencecharacteristic of the positive term series.