نتایج جستجو برای: in many researches
تعداد نتایج: 17010672 فیلتر نتایج به سال:
Purpose of Review Since healthcare costs have continued to rise, health-economic approaches in perioperative medicine tend to create potential benefits. However, a review of the perioperative literature reveals that there are only few published economic analyses. The aim of the present review is to explore the health-economic researches in the field of perioperative medicine. Recent Findings In...
from its emergence till present time marxist principles has undergone great changes since their promulgation by marx. many theorists and thinkers set at rectifying marxist tenets and introducing those of their own while others advocated its main concepts and attempted at improving them. among marxist philosophers who had an intensive study of marxs ideology, is louis althusser whose reflections...
This paper proposes a novel dc-dc converter called the dc-dc multilevel voltage multiplier (mvm). In general, an nx mvm can be built by using two switches, 2n-2 diodes and 2n-2 capacitors, free of magnetic components. It is based on the multilevel converters principle and designed for unidirectional power transfer applications. Each device blocks one voltage level, therefore high voltage conver...
Titanium is an ideal material for use in prosthodontics because of its biocompatibility, corrosion resistance, and mechanical strength combined with its lightweight. Recently the use of titanium and titanium alloys for fixed restorations has increased substantially, mainly due to the improvement of techniques for the casting titanium and its alloys. This article reviewed the studies on titanium...
Snake-poison is a subject of perennial interest to all dwellers in India.For, notwithstanding the laborious researches of numerous distinguished observers, the problem of an antidote to snake-venom still remains unsolved, and poisonous snakes continue to wield their, terrible destructive power with fatal freedom. The physiological action of Indian snake-poison has been carefully studied by Fayr...
Although Slovenian science is permanently subject of analysis and reorganization, there are no evident improvements of its organizational structure and share of researchers in so called governmental and economic sector. There are opinions that the key problems of Slovenian science are in the field of technical sciences; that the cause of industrial non-competitiveness are engineers. The search ...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید