Designing experiment teaching and an example analysis;

This article summarized common methods of attenuation computation,made a comparison between these methods via example analysis,and then analyzed the results of iden.

Then through the example analysis and the structure comparison to explain what kind of structure can be chosen in different situations.

Research on statistical penetration meso-model of rock ——part II: case analysis;

This paper describes the concept and advantages of reverse mobile E-commerce platform,analyzes the business processes of reverse mobile E-commerce platform in detail,and makes detailed description of its case analysis.