Machine parts expiration is in the machinery common, The components expire multiple as well as expiration reason polytropism, Is the question which in the machinery service process meets frequently.

Optimum design of the reliability of mechanical parts;

Research on the Key Techniques for Reverse Modeling of Mechanical Parts;

Design of Measure and Control Platform for Reverse Modeling of Mechanical Parts;

Application of the theory of low char martensite in the product of coal mine machinery parts;

The paper introduces that under special technology condition, Nona material infiltrates through matrixes of machinery parts to refine crystal grains, increase matrix tenacity, strength and hardness, reduce friction factors and high performance and long lifetime machinery parts are manufactured.

The test of machinery parts has very strong technicality.

Influence of machining process on surface integrity of the mechanical components;

Taking a image with CCD for a part of plane curve of mechanical component, and then turning the image into the a single element image for computer by image processing techniques.