This paper approaches a scientific way to appraise the utility efficiency of them, and search those factors that have great influence on this utility efficiency.

Analysis is given to the setting philosophy and application result.

According to the service state of waterless taphole clay in 1 750 m3 BF of Jinan Steel,three standards were established for judging the application effect.

This paper describes the technological specifications and performances of the solid nonpolarized electrode,its application effects and its comparison with the same sort of devices produced both in China and abroad.

This paper expounded the concept, basic principle and application effect of harmonic filter reactor and analyzed its electromagnetic calculation and the characteristics of its structural desig

In order to enhance the the service efficiency of laboratory housing,many universities are carrying on the laboratory housing management reform.

In this paper, based on brief analysis of the situation of human resource in China, through qualitative and quantitative methods, the research on service efficiency and economic benefit of human resource in China is made.

Using the shortage of teacher resource,the real situation of low service efficiency and its features in Inner Mongolia as a logical starting point,this paper evaluates teachers service efficiency with real data.

Preparation and using effect of permanent sample slides of mixed helminths eggs

In this paper, the author summrizes the development of cold drawn pipe rolling mill technique in Chi-na in recent decade, especially, introduces the structure, rigid calculation, characteristics and using effect of newtype prestress hydraulic cold drawn pipe mill with high rigid self-designed and self-developed by Hefei Iron & SteelCo.

The paper has made an debailed study ang analysis in the making technology of 120t converter bracket circle from selection of plan,making technology,using effect etc.