Analysis coal machine profession baffle problem with the research of developping the way of thinking;

Analysis on the impact of entering into WTO on coal industry of Liaoning Province;

research on the reasons and countermeasures against the shortage of high level talented persons in coal industry of Heilongjiang Province;

The Coal Industry Needs to Strengthen the Industrial Policy Research;

This article is to illustrate the necessities, the advantages, the emphases and the problems in the numerical control innovation of ordinary machine tools in view of the present situation of the coal mine machines enterprises and the characteristics of their products.

Manufacture and application of high-power fast gleithobel plough;