Application of grey cluster analysis in selective area and evaluation of coalbed methane;

Based on the evaluation of coal bed gas and prospecting practices during recent years, submited some problems to the current thinking of selective area and evaluated method, and probe into that how to decide the target of selective area and how review on it,and then submited viewpoints that thinking of selective area must realistic, and the method of evaluation ought to functional.

Ore control condition and advance survey precinct of south Dongsuqi gold deposit, Inner Mongolia;

This theme makes the research for theapplication of task drive in Photoshop teaching,outlines and makes use of the different ways to create the concrete process of particularprecinct such as route passageway cover and diameter measuring tools.

Electron beam selective melting of 316L stainless steel powder;