نتایج جستجو برای: problems regularly arise when establishing drought start and end dates
تعداد نتایج: 16979752 فیلتر نتایج به سال:
within communicative, interactive, and learner-centered framework of language teaching and learning, students need to learn four skills of listening, speaking, reading, and writing for their educational success. but of all the language skills, reading enjoys a paramount significance in so many second or foreign language academic contexts. in spite of its importance, language learners still have...
applications such as high definition viedeo reproduction, portable computers, wireless, and multimedia demand, and ever-increasing need for ligh-frequency high-resolution and low-power analog-to-digital converters. flash, two-step flash, and pipeline convertors are fast but consume large amount of power and require large area. to overcome these problems, successive approximation converter blo...
It is not clear yet how extreme drought and nitrogen (N) deposition influence grassland ecosystem functions when they are considered together, especially in complex field conditions. To explore the response of the Leymus chinensis meadow ecosystem to manipulated extreme drought (45 days), N addition and their interaction, we measured leaf photosynthetic characteristics, aboveground phytomass on...
In this study due to the increasing amount of quality problems that arise in organizations, some of these problems in Tehran municipality are being tested. First, a large number of projects that need to be improved are defined by one of multiple decision-making method of MCDM named ANP priorities. Then, the most important projects have been selected. For doing this project, some problems arise ...
این پایان نامه مشتمل بر سه فصل است که در فصل اول به معرفی مفاهیم مورد نیاز از جمله نگاشت های kkm (kenastere-kuratowski-mazurkiewicz) و نگاشت های kkm تعمیم یافته که ابزاری برای حل مسائل تعادل هستند پرداخته ایم . در فصل دوم قضایای نقطه ثابت را برای توابع مجموعه مقدار در فضاهای فاقد ساختار جبری ( g-convex ) با استفاده از قضایای فصل اول مورد مطالعه قرار داده ایم . و بالاخره در فصل سوم مسئله تعادل ب...
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