نتایج جستجو برای: a color
تعداد نتایج: 13459890 فیلتر نتایج به سال:
in the present investigation attempts were made for the first time to use the fundamental color stimulus as the input for a fixed optimized neural network match prediction system. four sets of data having different origins (i.e. different substrate, different colorant sets and different dyeing procedures) were used to train and test the performance of the network. the results showed that the us...
Background: Equine chorionic gonadotropin (eCG) is commonly used in association with a progestagen treatment to synchronize estrus of goats and ewes during breeding and non-breeding seasons. Classical purification of the eCG from serum includes pH fractionation with metaphosphoric acid two ethanol precipitation steps as...
Background & Objective: Vibrio cholerae is a natural inhabitant of the environment and causes severe diarrhea ailments (cholera) that affects thousands of people each year worldwide. The most important virulence factors of this pathogen are cholera toxin (cholera toxin CT) and Type IV...
background: color blindness is an inherited disorder in which a person cannot distinguish colors from each other. color blind drivers are involved in car accident twice as much as others. according to the importance of identifying causes of a lot of car accidents in iran and shortage of similar studies in this regards, this research was done to study the prevalence of color blindness in driver...
We deal with a wide range of colors in our daily life. They are such ubiquitous phenomena that is hard and next to impossible to imagine even a single entity (be it an object, place, living creature, etc) devoid of them. They are like death and tax which nobody can dispense with. This omnipresence of colors around us has also made its way through abstract and less tangible entities via the inte...
microwave assisted fluidized bed drying is a novel drying technique which reduces drying time and yields higher quality products. in this study the effect of this method on color changes of whole and cut hazelnut kernels was investigated. the parameters of color and resulting total color change, chroma, hue angle and browning index were also calculated during drying in three temperatures (40, 5...
Background and Aims: Fracture and color change are among the most common causes of clinical failure of resin composite restorations. Therefore, this study aimed to examine the fracture toughness and color changes of 3 Nano-hybrid resin composites in dry and wet conditions. Materials and Methods: Three resin composites were studied. A total of 36 rectangular specimens were prepared for each mat...
Background and aims: Color vision is one of the most important capabilities of the visual system. color vision impairment in many jobs, lead to reduced productivity, increased reaction time and workers' decision-making in confronting with of hazardous situations and as a result, it can lead to occupational accidents. This study was carried out to investigate occupational exposure to BTEX solven...
It has been often argued that parentheticals, discourse adverbials and certain parts of speech like interjections do not contribute to the truth conditional content of the assertions of which they are part. In this paper I argue that many of these constructions do contribute a truth conditional content, and I propose a semantics for parentheticals and discourse adverbials that treats these cons...
Background and aims: <span style="color: #221e1f; font-family: Optima ...
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