Based on the research method of combining simulation analysis with field testing by distinct element process UDEC, we have analyzed the roof deformation and failure laws and roadway support technology of gob-side entry retaining in a thin seam with a large inclined angle.The results show that during exploitation in seams with large inclined angle,
African para grass (Urochloa mutica) is an invasive weed that has become prevalent across many important freshwater wetlands of the world.In northern Australia, including the World Heritage landscape of Kakadu National Park (KNP), its dense cover can displace ecologically, genetically and culturally significant species, such as the Australian nativ
Objectives To determine the prevalence and causes of blindness and vision impairment, and the coverage and quality of cataract surgical services, among population aged 50 years and older in Sohag governorate in Egypt.Design A population-based cross-sectional survey using two-stage cluster random sampling following the rapid assessment of avoidable
The publication examines the problems of the philosophical foundations of elections, the concept of physicalism, where consciousness-body is studied, which in the philosophy of consciousness has a decisive fact.In modern philosophy of elections, the philosophical aspect is considered - consciousness and the monistic-ontological thesis - physicalism