نتایج جستجو برای: expansion methods

تعداد نتایج: 1997267  

Journal: :the modares journal of electrical engineering 2011
asghar akbari foroud hossin seifi mohammad reza golsaz shirazi khodrahm asiaei

network expansion studies normally offer new power lines, new substations or expansion of existing substations. they are generally proposed based on technical requirements, but financial restrictions are not considered. because of financial restrictions, ranking of network expansion plans is required. in this paper an algorithm for such ranking, based on technical and financial view points and ...

تراب زاده, حسن, زایری, فرید, صالحی, مسعود, وهابی, نسیم,

 Background: Tooth damage is one of the most common reasons that patients visit the dentists. Nowadays composites are increasingly used in dentistry because they have the colour of tooth and are more compatible with tooth tissue. Hygroscopic expansion is one of the most reasons that reduce the efficacy of the composite. Main goal of this article is to compare the hygroscopic expansion ...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی استان فارس - دانشکده دندانپزشکی 1380

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