نتایج جستجو برای: uniformity and stability tests dus

تعداد نتایج: 16894860  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی 1392

flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...

Journal: :Nepal public policy review 2023

Formal breeding strategies and processes focus on developing uniform non-evolutionary populations. However, many farmers continue to cultivate heterogenous cultivars To understand the recognition of genetic diversity (heterogenous populations) in policies fields, a literature survey along with field survey, interaction action research were carried out 15 districts Nepal. Existing demand varieti...

Journal: :تحقیقات مهندسی کشاورزی 0
علی اصغر قائمی استادیار بخش آبیاری دانشکده کشاورزی دانشگاه شیراز

center pivot irrigation system is used as a modern irrigation method in different parts of iran. unfortunately due to lack of proper design and hydraulic shortcomings of the system in several agricultural lands in iran, the efficiency of the center pivot irrigation system is low or unacceptable. low system efficiency results in non-uniformity of water distribution along the lateral and on the c...

Journal: :International journal of neural systems 2003
Zbigniew Galias Maciej Ogorzalek

In this paper we investigate the influence of system non-uniformity on the existence and stability of synchronous motion in an array of bi-directionally coupled electronic circuits. In computer simulations we find the level of non-uniformity for which synchronous behavior is sustained. We also present several examples of attractors, which appear when the synchronous motions is no longer stable.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم انسانی 1388

abstract the aim of this study was threefold: (1) to investigate the relationship between knowledge of semantic prosody and efl learners general language proficiency; (2) to examine the relationship between qualitative as well as quantitative knowledge of words, and (3) to compare the performance of efl learner on receptive and productive measures of semantic prosody. the study is based on a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کاشان - دانشکده ادبیات و زبانهای خارجی 1394

cohesion is an indispensable linguistic feature in discourse analysis. lexicald such a differe cohesion and conjunction in particular as two crucial elements to textual cohesion and comprehension has been the focus of a wide range of studies up to now. yet the relationship between the open register and cohesive devices has not been thoroughly investigated in discourse studies. this study concen...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان خراسان رضوی - دانشکده علوم انسانی و مدیریت 1389

هدف اصلی ما در این پایان نامه، مطالعه عملگردهای مثبت و نگاشت های حالت روی * – جبرهای باناخ و –c* جبرها می باشد. در وهله بعدی *- ایزومورفیسم های بین –c* جبرهای یکدار را مورد مطالعه قرای می دهیم . علاوه بر موارد فوق، پایداری –j* مشتقها روی –j* جبرها را به عنوان کاربردی از قضیه نقطه ثابت تعمیم یافته مورد مطالعه قرار می دهیم و نهایتا با پیدا کردن حل عمومی برای معادله تابعی ترکیبی چهارتایی جمعی، درج...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

abstract because of the many geopolitical, geo economical and geo strategically potentials and communicational capabilities of eco region, members can expand the convergence and the integration in base of this organization that have important impact on members development and expanding peace in international and regional level. based on quality analyzing of library findings and experts interv...

2010
Je Mo Yoo Jun Sung Koh Chang Hee Han Su Lim Lee U-Syn Ha Sung Hak Kang Yun Seok Jung Yong Seok Lee

PURPOSE With growing interest in early imaging, the aim of our study was to define the most practical modality for routine clinical use for the diagnosis of acute pyelonephritis (APN). We compared the sensitivity of enhanced computerized tomography (CT), dimercaptosuccinic acid (DMSA) scintigraphy, and Doppler ultrasonography (DUS) by using clinical findings as the standard of reference. MATE...

2017
Aaron D Drovandi Sherryl G Robertson Bunmi S Malau-Aduli Peta Ann Teague Beverley D Glass

Background Ensuring adherence to prescribed smoking cessation medications, such as Champix® (varenicline), is essential during a quit attempt as non-adherence can significantly reduce the likelihood of achieving prolonged smoking abstinence. The use of dose administration aids may improve adherence, though medication stability on repackaging is not guaranteed, due to a lack of available data fr...

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