At present,we should pay particular attention to the following significant practical issues in our criminal judicial field.

Realistic problem analysis about network privacy;

Recognition and Study on the Islamic Realistic Problem in West China Development;

Dialogue between marxism and realistic problem;

As a new subject,it will face more practical problems during the course of constructing and developing.

In this paper the authors introduce the concept of the closure systems of algebras and the cardinal funtions on the closure systems, do some discussions for the realizable problem and problems related to the homomorphic mappings and product algebras, and get some results respectively.

Realistic Problems and Theoretical Innovations of Social Security and Population Control Study;

Viewed from the property legal system there are many realistic problems existing in the practice of land imposition、expropriation system,mainly including:the abuse of power with broad scope;incomplete procedure short of transparency;irrational compensation sy.

The realistic problems commonly existing in the counties and towns located in these areas are backward in transportation infrastructure,weak in existing industrial base,frangible in environme.

It has been going though different history period and formed three different expressions : free romantic spirit , controlled by practical problem romantic spirit, lost romantic atmosphere romantic spirit.