Design of eccentricity and rotary conception valve;

Review on the porcine fat concepts and analysis methods;

Chinese health food——its concept,ingredients and prospect;

The review of conception and development about Eco-city;

Basic Concepts and Applications of Solid Flame Combustion Synthesis;

Quality and level of higher education as well as discriminating relevant concepts

The connection and differences between some basic concepts confused easily in organic chemistry teaching and learning are discussed by the author.

Their importance and application are also described briefly,in order to provide a more comprehensive and accurate notion of nanometer material.

Because of scholasticism in construction structure designing, it is necessary to advocate engineers to apply notion design thought to inspire their creativity.

This paper is to expound the connotation of tourist culture,which is,in fact,a notion rather than a reality.

Newly-upgraded universities:definition,characteristics and developing strategy;

A review on the studies of the definition, structure and measurement of intellectual capital;