8

Study on process and model of CBM dissipating

Year:
2005
Language:
english
File:
PDF, 440 KB
english, 2005
9

The mechanism of the flowing ground water impacting on coalbed gas content

Year:
2005
Language:
english
File:
PDF, 256 KB
english, 2005
11

Correlation between standardized death rate for area and LA50

Year:
2003
Language:
english
File:
PDF, 96 KB
english, 2003