The Biblioteca nazionale centrale of Rome preserves a collection of parchment fragments from medieval manuscripts containing liturgical music.These fragments were found in the bindings of manuscript or printed books and Key Storage separated from the volumes where they had been reused; they are now part of some special series of the Library.The col
The problem of optimized calculation of the geometric characteristics of a finned heat-exchange surface with a local SUPREME IMMUNE BOOSTER heat source under conditions of natural convection is considered.The solution was obtained for the condition of the maximum specific volumetric heat transfer power.An engineering technique is proposed for takin
The fault of insulation leakage of distributed photovoltaic power station is always the technical difficulty of photovoltaic power station.Especially in every link from the photovoltaic cell array to the grid-connected inverter, the wiring is complicated and the environment is bad.In view of Brushes the disadvantages of traditional monitoring techn