With the shift of coal seam mining to the deep, the in-situ stress of coal and rock mass increases gradually. High ground stress can limit the generation of rock cracks caused by blasting, and ...
In underground mining blasting operations, complex rock formations are frequently encountered. These include interbedded, fractured, and faulted rock masses. Such rock masses exhibit significant ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results