Aimed at solving the problems,such as low surface potential,unstable etc,of the micro-electret,we structured the Teflon electret charge experimental platform,based on the study of the parameters of charging,such as the charging voltage,temperature,humidity and time,got a higher surface potential and stability of the good performance of miniaturization Teflon electret.

Influence of charging parameters on piezoelectricity for cellular PP film electrets;

Effect of vacuum freeze-drying process parameters on roses;

In order to study the composting mechanism of restaurant garbage,and to promote the application of the aerobic composting technology to China's restaurant garbage treatment,the process parameters of composting such as temperature,pH,dissoluble C/N,moisture content and organic content of the composting material were investigated by theoretical analysis and experimental research.

Based on Windows 2000, a software and hardware system was designed to automatically monitor, record and analyze the submerged arc welding process parameters in the manufacture process of submarine.

Study on the relationship between process parameters and system parameters during twin-screw extrusion;

Preparation of ultra-fine powders with electrical explosion and influence of process parameters to it;

The process parameters are very important for every example of electrostatic spinning in order to obtain the e.

Understanding the structure and cycle behavior of Li[Ni_(1/3)Li_(1/9)Mn_(5/9)]O_2 positive electrode material;