According to the matter of brittleness risk in network comunication system,formulas of the brittleness risk and brittleness risk entropy are presented in this paper,and mathematical characteristics of the brittleness risk entropy are discussed after that.

Study on the risk acceptance criteria in construction;

Basic thinking and framework for establishment of integrated risk classification system;

Essence and classification of risk in view of systematic dynamics;

Brief exploration of the design of the body of real-estate development venture management;

Analysis of the venture of putting a psychological reconformity marketing model into practice based on internet;

The Analysis of Intermediate Experiment Venture and Its Preventive Tactics;

Risks Existed in Enterprise Commodities Procurement and their Prevention Countermeasures;

Risks and Methods to Avoid in Sewage Treatment Plant in Construction and Service;

Brief Talk on Bidder How to Control Risks of Bidding in Highway Project;