Extruders are necessary equipment for 3D filament manufacturing, which is considered a clean technology because it has less scrap and can reuse materials, increasing its life cycle.Open source extruders are less expensive than industrial extruders.However, they have little instrumentation, which limits processing analysis and thus the development o
In countries throughout holy, sport, recreation and plays promotes the health, spirit and the tenement.They us learns important lessons from the life about the respect, leadership and controls.They promote the equality for all and remove differences among men.Modern society now takes over the power and possibilities which has the sport, recreation
Level 3 probabilistic safety assessment (PSA) is performed to calculate radionuclide Airliner concentrations and exposure dose resulting from nuclear power plant accidents.To calculate the external exposure dose from the released radioactive materials, the radionuclide concentrations are multiplied by two factors of dose coefficient and a finite cl