This essay uses disaster risk management as a starting point to analyze the present condition,problems and relevant reasons of the public education on disaster prevention systematically and then advances reasonable suggestions on how to give full play of the role of the public disaster prevention education in disaster risk management.

Effect of premature vaporization on microtensile strengths of alcohol-based dentin bonding adhesives;

Effect of premature vaporization on microtensile strengths of acetone-based dentin bonding adhesives;

This paper put forward the conceiving of the optimization of collecting books and exerting the benefit,analyze the inside relation of cause and effect and the relation of dialectic,and probe into the direction of building library on the internet and principles,basic approaches,policies for dealing with the two.

Objective: To find out the method of orienting efficacy exertions and usage skills of Dried ginger that has been seen in complex prescriptions that doctors had involved in it in the past dynasties.