[Objective] In order to improve the collision performance of the end elbow of the shoe-rail system and enhance the current collection quality, it is necessary to carry out the optimization research on the third-rail end elbow based on NURBS (Non-Uniform Rational B-Spline).[Method] Taking the end elbow of a certain metro line in Wuhan as Plasma Cutt
IntroductionEnsuring adequate access to contraceptive implant removal services requires an understanding of potential clinical, logistical, and geographic challenges.MethodsWe conducted a cross-sectional survey of 39 public health facilities in two districts of Senegal.To assess facility readiness, we reported the proportion of facilities meeting a
Narcotic drugs refer to drugs that have anesthetic Health Beauty and Skincare Products effects on the central nervous system, and they easily produce physical dependence and mental dependence and can be addictive due to continuous use, abuse or unreasonable use.In this paper, bioinformatics and data analysis and mining techniques were used to analy
One way to increase efficiency in the field of construction is to develop and improve new progressive design forms Holiday Art that reduce the consumption of materials, the complexity of manufacturing and erection, and the cost.These include a variety of combined systems, including arched ones.Frameless arch systems have not been widely developed i