نتایج جستجو برای: vertical system

تعداد نتایج: 2306220  

Journal: :تحقیقات مالی 0
بابک سهرابی استاد گروه مدیریت فناوری اطلاعات، دانشکدة مدیریت، دانشگاه تهران، تهران، ایران ایمان رئیسی وانانی استادیار گروه مدیریت صنعتی، دانشکدة مدیریت و حسابداری، دانشگاه علامه طباطبایی، تهران، ایران وحیده قانونی شیشوان دانشجوی کارشناسی ارشد رشتة مدیریت فناوری اطلاعات، دانشکدة مدیریت و حسابداری، دانشگاه تهران، تهران، ایران

there is always a considerable difference between the corporate performance and the tax levy that is identified by the taxation authorities which has become a common practice. this fact has led to no fairness among taxpayers, a fact that influences the horizontal and vertical sides of equity. horizontal equity is created when people feel the benefits of the tax gain that is proportional to the ...

Morning Glory Spillways are an important type of flood evacuation systems. According to the specific hydraulic and structural conditions, the evaluation of the seismic behavior of these kinds of spillways could be more precise with considering the interaction of the solid-water-foundation system. In this research, a three dimensional modeling of the morning glory spillway was conducted, conside...

Accurate alignment and vertical channel instability play an important role in the strap-down inertial navigation system (SINS), especially in the case that precise navigation has to be achieved over long periods of time. Due to poor initialization as well as the cumulative errors of low-cost inertial measurement units (IMUs), initial alignment is not sufficient to achieve required navigation ac...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مهندسی عمران 1390

آبشستگی تکیه گاه پایه پل به علت انقباض مقطع جریان و افزایش موضعی سرعت جریان در اطراف تکیه گاه پل و شکلگیری گردابه های جریان رخ میدهد. با توجه به اینکه مقطع عرضی رودخانه ها عموماً مرکب می باشند و تکیه گاه پلها ممکن است در قسمت سیلاب دشت واقع شود، بنابراین اندرکنش جریان اصلی با جریان در سیلاب دشت در حضور تکیه گاه پل الگوی پیچیده ای ایجاد می کند. بنابراین شبیه سازی عددی الگوی جریان و رسوب می تواند ...

Ali Reza Farrokh Teimour Razavipour

The water percolation loss beyond root zone in the soil is one of the important parameters to determine water requirement of rice plant. If the amount of water percolation rate into the soil is estimated more carefully, determination of water requirement will be evaluated better and designing for system of irrigation, drainage and related establishments will be more easily done. The purpose of ...

ژورنال: مجله دندانپزشکی 2004
آشفته یزدی, کاظم, شیخ‌رضایی, محمد سعید, عشقیار, نصرت‌اله, فرزانه, بابک,

Statement of Problem: Total removal of tissues and remnant microorganisms as well as canal shaping are the essential objectives of endodontic therapy. A successful endodontic treatment is obtained through Shilder’s principals, however complete observation of this technique using stainless steel files manually is problematic and time-consuming. Modern technology, in order to eliminate such probl...

Alireza Kamali Asl Hamid Jafari Majid Shahreyari Seyed Mahdi Safavi,

Introduction: Radiation imaging is one of the applicable methods in diagnostic medicine and nondestructive testing for industrial applications. In nondestructive 3D imaging, in addition to the radiation source, there is a requirement for a suitable detection system, data acquisition system, mechanical sections for moving objects, reconstruction algorithm and finally a computer for processing an...

Journal: مهندسی دریا 2017

In this paper, the main goal is to reduce the heave motion between a surface effect ship (SES) and a wind turbine in order to safely transfer equipment and person to SES. For this purpose, an LQR control system is designed to damp the vertical motion of the surface effect ship in critical sea states including high-frequency and high amplitude regular waves as well as high frequency irregular wa...

Journal: :IOP Conference Series: Materials Science and Engineering 2020

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