Dust and debris filled the air as lights failed and the sound of shifting rock echoed through the tunnels, trapping miners in darkness. Some tried to climb to safety, only to find their escape routes ...
There is no perfect place to live. Anyone house-hunting can attest that finding a town or city that ticks every box is all but impossible. The schools are excellent but the railway connections are ...
Abstract: The surface deformation caused by underground mining leads to damage to surface buildings and brings potential safety hazards and property losses. The demand for reliable prediction methods ...
On Christmas Day 2020, a private pilot and amateur photographer, Gabe Zeifman, flew over Area 51 to take over 1,000 photos and videos for his YouTube channel. In some of the footage, a black, triangle ...
Abstract: One of the key indicators for evaluating finished cement products is the cement specific surface area. The soft sensor model for the cement specific surface area serves as the foundation for ...