Coal reservoirs with high gas content and low permeability seriously restrict the efficient production of coal and coalbed methane.It is necessary to fracture and enhance the permeability of coal reservoirs.Aerospace solid propellant deflagration can generate a large amount of high-energy gas to impact coal reservoirs, which can achieve the purpose
The First World War was an immense economic shock also for the Finnish economy.As the war began, Finland, as the Grand Duchy of Russia, was cut off from its main export market in Western Europe.During the first war years, however, Russian war-related demand boosted Finnish exports and industry (metal and textiles).This boom ended in bust after the
PurposeThe imaging diagnosis of fracture-related infection is often challenging.The aim of this study was to evaluate the value of 18F-FDG PET/CT for the diagnosis of fracture-related infection (FRI) with internal fixation after orthopedic surgery in lower extremities.MethodsA total of 254 consecutive patients who underwent 18F-FDG PET/CT scans wit
This Napkin Rings article presents a novel social-scientific approach to the Gospel of Matthew, one of the most influential texts in the history of Christianity.This approach combines social-psychological and narrative-critical methodology.The aim is to demonstrate how the gospel narrative functions to transform the social identity of its audience