نتایج جستجو برای: the 2g
تعداد نتایج: 16052940 فیلتر نتایج به سال:
urban green space is a fundamental and attractive element of cities around the world all through the year. selecting species resistant to dryness is an essential decision for planting them in the urban green space in arid and semi-arid regions. one of the most important experiments to introduce new plants in new regions is phenology of different species. in this study, the phonological characte...
This article presents an overview of the evolution of technologies, standards, and deployment from second to fifth generation mobile networks with emphasis on current and future trends in the areas of wireless networking, multimedia technology, network architecture, and network services. Related research in the development of future mobile systems has been highlighted. Issues of system integrat...
abstract aims: even low concentrations of phenol in industrial waste can cause many difficulties for the aquatic environment. so removal of this organic matter is an important issue. the adsorption process, is one of the most effective methods for isolation and purification of phenols. the aim of this study was to introduce wood haloxylon as a natural and new absorbent to remove phenol from aqu...
The research on tuberculosis (TB) comorbid with human immunodeficiency virus infections (HIV/ TB), for which this prize was awarded, began with the author’s experience with Japan’s first HIV/ TB case in 1992. In 1997, the clinical characteristics of six HIV/TB cases were presented in the Japanese Journal of Thoracic Diseases. In 2001, the author published a paper in Kekkaku on the anti-HIV anti...
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