نتایج جستجو برای: six basins of holian seymareh

تعداد نتایج: 21171776  

2009
C. Pieters M. Staid L. Taylor T. McCord P. Isaacson R. Klima N. Petro R. Clark J. Nettles J. Whitten

Introduction and Background: One of the most fundamental questions in the geological and thermal evolution of the Moon is the nature and history of mantle melting and its relationship to the formation and evolution of lunar multi-ringed basins. Mare volcanic deposits provide evidence for the nature, magnitude and composition of mantle melting as a function of space and time [1]. Many argue that...

2011
Zong‐Liang Yang Guo‐Yue Niu Kenneth E. Mitchell Fei Chen Michael B. Ek Michael Barlage Laurent Longuevergne Kevin Manning Dev Niyogi Mukul Tewari Youlong Xia

[1] The augmented Noah land surface model described in the first part of the two‐part series was evaluated here over global river basins. Across various climate zones, global‐scale tests can reveal a model’s weaknesses and strengths that a local‐scale testing cannot. In addition, global‐scale tests are more challenging than local‐ and catchment‐scale tests. Given constant model parameters (e. g...

2014
JORGE PICADO

Several features of subfitness are analyzed. Isbell’s Spatiality Theorem leads to the concept of T1-spatiality which is compared with the TD-spatiality. Subfitness is put into relation with other weak separation axioms (and with the existence of nearness), both in spaces and locales, and seeming discrepancies are explained. A new characteristic of subfitness by means of codensity is presented.

Journal: :Arch. Math. Log. 2010
Mariya Ivanova Soskova

We prove that a sequence of sets containing representatives of cupping partners for every nonzero ∆2 enumeration degree cannot have a ∆ 0 2 enumeration. We also prove that no subclass of the Σ 2 enumeration degrees containing the nonzero 3-c.e. enumeration degrees can be cupped to 0e by a single incomplete Σ 2 enumeration degree.

2005
D. C. Wilcox

Slow motion of a thin plate at a finite angle of attack in a rotating container filled with a viscous incompressible fluid is analysed. The Ross by and Ekman numbers are assumed to be small. The solution method is developed by studying horizontal translation of an elliptical plate. The plate is shown to carry a stagnant Taylor column with it as it moves. Detailed analysis of the structure of th...

Journal: :مهندسی عمران فردوسی 0
علی ندافی سید محمود حسینی

due to increasing rate of flood risk throughout the world, including iran, it is necessary to identify and prioritize flood-contributing areas for flood control activities. in this study, a new approach on unit flood response method called “flood reduction method” was introduced which is applicable to prioritization of sub-basins for flood control activities. it was used to prioritize upstream ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده مهندسی عمران 1392

دشت شیراز با توجه به شکل خاص خود پتانسیل بالایی از نظر آلودگی دارد. پس از تقسیم بندی منابع آلاینده به 6 گروه مختلف، در هر گروه منابع ناشی از آلاینده ها شناسایی گردید. سپس بر اساس استانداردهای موجود، یک برنامه پایش تدوین شد.در نهایت با استفاده از مدل basins برنامه پایش پیشنهادی اصلاح و بهینه گردید.

Journal: :پژوهش های جغرافیای طبیعی 0
کریم سلیمانی دانشیار مرکز سنجش از دور دانشگاه مازندران محمد بشیر گنبد کارشناسی ارشد دانشکده منابع طبیعی دانشگاه مازندران سید رمضان موسوی مربی دانشکده منابع طبیعی دانشگاه مازندران شهرام خلیقی استادیار دانشکده منابع طبیعی دانشگاه تهران

flood is one of the major natural disasters in iran, which is mostly, affected most parts of the country and caused hazards. therefore, identification of the area with high potential risk of flood occurrence is the main purpose in order to the flood control and reducing its damages. in this research the role of the flood routing in identification of the area with high potential flooding has inv...

Journal: :آب و خاک 0
سید نادر شتاب بوشهری سید فرهاد موسوی سید بهزاد شتاب بوشهری

abstract one of the problems in design of irrigation structures is sedimentation control in the inlet to the irrigation networks. water quality for agriculture requires that the sediments be controlled and reduced to the permissible limit at their entrance point to the turnouts and irrigation networks. this is possible by constructing a sedimentation basin. the bigger the basin, the best the re...

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