نتایج جستجو برای: arvand rud

تعداد نتایج: 302  

Journal: : 2023

Artykuł przedstawia studium i analizę funkcjonalną wymagań światowego przemysłu metalurgicznego co do jakości rud żelaza w podziemnych kopalniach Ukrainy. Stwierdzono zależności wpływu kształtu parametrów przestrzeni kompensacyjnych na ich stateczność wskaźniki rudy. Udowodniono, że komora wyrównawcza kształcie trapezu pionowego charakteryzuje się największą stabilnością jest stabilna zakresie ...

Journal: :journal of agricultural science and technology 2010
s. m. hosseini b. zahraie

this study is focused on developing an integrated optimization-simulation based genetic algorithm model (iosga) to develop the operational policies for a multi-purpose reservoir system. the objective function of the optimization model is considered to be a linear function of reliability (rel), resiliency (res), and vulnerability (vul) of the river-reservoir system. genetic algorithm (ga) is emp...

The study subvolcanic intrusion, comprising syenodiorite, monzonite and quartz-monzonite, is cropped out in Talkh-rud valley located in the northeast of Damavand volcano flank. This sub-volcanic intrusion possesses porphyritic texture and consists of plagioclase, alkali feldspars, phelogopite, amphibole, clinopyroxene, apatite and titanomagnetite. Evidences of disequilibrium such as zoning and ...

Journal: :پژوهش های زراعی ایران 0
سیدهاشم موسوی سید عطااله سیادت خلیل عالمی سعید اسکندر زند عبدالمهدی بخشنده

introduction integrated weed management is based on combination of several management methods, while reducing the rate of the use of herbicides, will result in efficient management and sustainable weed control. ability of crop tolerance and prevent weed growth are two important traits in weed competition. an appropriate and suitable cultivar, has high yield potential in the presence of weed and...

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