نتایج جستجو برای: qualities and quantities parameters

تعداد نتایج: 16872044  

ژورنال: تحقیقات موتور 2018
Asadi, M., Baloo, M., Jafari, M. J.,

Valvetrain is one of the major sources of noise and vibration in IC engines. The importance of cam surface quality parameters is highlighted in the valve train mechanisms with direct sliding contact between cam and tappet. In this paper, the influence of surface quality parameters on high frequency noise producing is investigated. The roughness and waviness of some intake and exhaust camshafts ...

Journal: :Fermentation 2022

This article presents future trends in research using microbiological methods to intensify bioprocesses for biogas production. The pretreatment by combinations of physical and chemical methods, such as cavitation electrolysis, is considered. approach the involved reviewing residual area on intensification technologies anaerobic digestion with current improve quality quantity biogas. most valuab...

Journal: :علوم دامی 0
محمد امیدی زاده دانشجوی کارشناسی ارشد علوم دامی دانشگاه آزاد اسلامی واحد شهرکرد نصراله ولی استادیار گروه علوم دامی دانشگاه آزاد اسلامی واحد شهرکرد جواد پوررضا استاد گروه علوم دامی دانشگاه آزاد اسلامی واحد شهرکرد

this experiment was carried out to determine the effect of different levels of sumac powder (rhus coriaria l.) in the ration with and without probioenzyme on the performance and parameters of blood cholesterol and triglycerides of japanese quail, from the age of 8 to 42 days, based on a completely randomized design, containing 8 treatment, 3 repetion, and 5 chicks of quail with both sexes in ea...

Journal: :پژوهش های علوم دامی ایران 0
اسماعیل عباس زاده مهرآبادی محمدرضا محمدآبادی علی اسمعیلی زاده کشکوئیه روح ا... علی نقی زاده

this study was conducted to determine polymorphism of gola-drb3 in nadushan goat using pcr-rflp. blood samples were randomly taken from 100 goats. dna was extracted from the blood samples using diatom dna prep kit. spectrophotometer and 1% agarose gel were used for determining its quantities and qualities. exon 2 of drb 3.2 gene encompassing 285 bp was amplified with heminested-pcr method in tw...

2015
Jonas Fehr Cumhur Erkut

We present a new interactive sound installation to be explored by movement. Specifically, movement qualities extracted from the motion tracking data excite a dynamical system (a synthetic flock of agents), which responds to the movement qualities and indirectly controls the visual and sonic feedback of the interface. In other words, the relationship between gesture and sound are mediated by syn...

Journal: :journal of sciences islamic republic of iran 0

the molecular associations in the binary mixtures of (methanol/solvent), (ethanol/solvent) and (propanol/solvent) were studied using nmr, ftir and vle data at different temperatures. the activity coefficients as the most important quantities representing the mixture deviation form ideal behavior were evaluated by using various association models to express the physical and chemical contribution...

Journal: :journal of physical & theoretical chemistry 2012
s. javad hosseini h. aghaie m. ghaedi

carbon activated powdered was prepared from activated carbon derived from olive stone. then byusing the surface methodology, many parameters such as ph, furnace temperature (t), acid ratio,time of activation that affect on the qualities prepared activated carbon produced and its efficiencywere investigated. in addition, the adsorption of congo red onto the activated olive stone carbonactive was...

Journal: :Computers in Human Behavior 2001
Paul A. Kirschner Fred Paas

The Internet has a unique number of qualities which can allow teachers at all levels to create and use new tools to introduce and personalize the learning experience for their students. This medium carries vast quantities of information in all different formats and modalities such as text, figures, video and audio (both downloadable and streaming). It is dynamic in that new information is being...

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