The processing and key technology in GAIM,as well as its advantages and application areas are introduced.

Applying operating experience and achivements of scientifical research of Shenzhen City Environmental Sanitation Multiple-Treatment Plant of over ten years,this article analyzes and probes into key process operating method of Urban household garbage burning generating machinery stable run,expounds a key process link of system stable operation and explains process operating method in detail.

In this paper,the structure,features,key process,applications and developing direction of COF are summarized.

The importance of examines and value supervision and analysis on key links;

The five key links in cost management;

This paper unifies the collection-control substation operation management and summaries the misoperation reason and combs the key link to prevent the electrical.

Analyzing the current system mechanism,the paper discussed the key step in the system mechanism reform of medical service.

Combined with the experiences of Shaanxi Electric Power Design Institute acting as engineering general contract,the advantages and existed problems are analyzed for design institute to execute engineering general contract,the basic qualification which is necessary to execute engineering general contract and the key step during the execution process are discussed.