Estimating the intensity of outbursts of coal and gas is important as the intensity and frequency of outbursts of coal and gas tend to increase in deep mining.
In order to improve the fine structure inversion ability of igneous rocks for the exploration of underlying strata, based on particle swarm optimization(PSO), w
It has been an established fact that comminution processes, crushing and grinding, are most energy intensive processes which account for more than half of the t