According to about ten years experence of GPS data processing,the author put forward some distinctive opinions on applying GPS tecnique to long range road surveying,in network layout,choice and adoption of baseline calculation,and determination of projection balance plane.

Finite Element Analysis and Deformation Compensation Technology of NC Horizontal Milling Machine;

Thermal error modeling & compensation of numerical control machine tools based on on-line least squares support vector machine;

Fine Boring Equipment of Automated Compensation Based on PLC Control;

Analysis of the defects in reimbursement mechanism of non-profit hospitals;

A comparative analysis of drug pricing and reimbursement in main European countries;

This paper proposes some suggestions to change policies in drug pricing,reimbursement and access in China by the comparative study.