نتایج جستجو برای: thirteen mathematical models namely

تعداد نتایج: 1231827  

Journal: :journal of agricultural science and technology 2009
sh rafiee

this paper peresents a mathematical model for the thin layer drying of the viliamz cultivar of soybean. the thin layer drying behaviour of soybean was experimentally investigated and the mathematical modelling performed by using thin layer drying models provided in the literature. experiments were conducted at inlet drying air temperatures of 30, 40, 50, 60 and 70ºc and at a fixed drying air ve...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1393

the purpose of this study was to examine the comparative effect of story retelling and role playing on efl learners’ vocabulary learning and reading comprehension. to carry out the purpose of the study 90 female learners of tabarestan language school located in noshahr were non-randomly selected. they took pet test and among these 90 participants 62 students were selected as homogenous learners...

Journal: :iranian biomedical journal 0
محمد حسن پیپل زاده mohammad h. pipelzadeh ابوالقاسم جویبان abolghasem jouyban علی خدادادی ali khodadadi ian l. naylor

the absence of a universally accepted mathematical model for assessment of the effectiveness of drugs in the process of wound healing is one of the problems the health professionals have been faced. in this study, an “empirical” mathematical model is presented to evaluate its reliability from an experimental viewpoint and from a comparative aspect with previous models used to study wound healin...

Abolghasem Jouyban, Ali Khodadadi, Ian L. Naylor, Mohammad H. Pipelzadeh,

The absence of a universally accepted mathematical model for assessment of the effectiveness of drugs in the process of wound healing is one of the problems the health professionals have been faced. In this study, an “empirical” mathematical model is presented to evaluate its reliability from an experimental viewpoint and from a comparative aspect with previous models used to study wound healin...

Journal: :the international journal of humanities 2014
mohammad ali khatami firouzabadi

mathematical models have the potential to provide a cost-effective, objective, and flexible approach to assessing management decisions, particularly when these decisions are strategic alternatives. in some instances, mathematical model is the only means available for evaluating and testing alternatives.  however, in order for this potential to be realized, models must be valid for the applicati...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور مرکز - دانشکده زبانهای خارجی 1391

the primary goal of the current project was to examine the effect of three different treatments, namely, models with explicit instruction, models with implicit instruction, and models alone on differences between the three groups of subjects in the use of the elements of argument structures in terms of toulmins (2003) model (i.e., claim, data, counterargument claim, counterargument data, rebutt...

Journal: :Fermentation 2023

Pretreatments of pH and heat with zero-valent iron (ZVI) additions enhance anaerobic digestion increase reducing sugar availability for optimum biogas production. This study aimed to optimize the conditions different pretreatment additional ZVI yield higher amounts from (AD) cassava wastewater. Thirteen conditions, ten concentrations, eleven heating periods were varied measured standard conditi...

Journal: :مهندسی بیوسیستم ایران 0
سیده شادی میرزمانی علیرضا بصیری آرزو اصفهانی

in this research, moisture sorptions of sayer date were determined at 20, 30, 40 and 60°c, using the standard static gravimetric method developed by the european cooperation project cost 90. several mathematical models, namely gab, bet, iglesias & chirif and halsey were employed to fit the experimental data through non-linear regression. results indicate that equilibrium moisture content increa...

آقاجانی افروزی, علی اکبر, محمدی صالح, مرتضی, یدالهی فارسی, جهانگیر,

     Due to the importance of financing, this research is aimed at evaluating the financing strategies of independent entrepreneurs of agriculture sector in Mazandaran province. Hence, along with a comprehensive literature review in the field of the research, the historical documents of twenty- five agricultural entrepreneurs of Mazandaran province were studied. Afterwards, ...

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