نتایج جستجو برای: industrial minerals
تعداد نتایج: 168702 فیلتر نتایج به سال:
Organisms are capable of forming a diverse array of minerals, some of which cannot be formed inorganically in the biosphere. The initial precipitates may differ from the form in which they are finally stabilized, or during development of the organism one mineral may substitute for another. Biogenic minerals commonly have attributes which distinguish them from their inorganic counterparts. They ...
خریداران عموماً در مورد کالاها براساس ویژگیهای بیرونی (extrinsic cues) آنها قضاوت می کنند ، به ویژه هنگامیکه سنجش ویژگیهای ذاتی کالا مشکل باشد. به همین علت است که کشـور سـازنده کـالـا، (country of origin or coo) ، یکی از این ویژگیهای بیرونی محصول ، عموماً برای ارزیابی کالاهای خارجی مورد استفاده قرار میگیرد. اثرات کشور سازنده کالا در حوزه رفتار خرید مصرف کننده (consumer buying behavior)بطور گسترده...
The businesses community of different sectors affected by current energy crisis in Pakistan tends towards dairy business. They are highly interested by the information on milk composition particularly of buffalo milk due to its major contribution in national’s milk production i.e. 63% according to the FAO’s published data of 2010. It is necessary to know for maximum value addition in dairy food...
Over the past several years, the presence of fibrous asbestos particulates has been observed in a number of municipal water supplies throughout the USA, Canada, and several other regions all over the world. The possible health hazards which these fibers present have spurred a great deal of interest in the problems of detection and removal of the submicroscopic particulates in water. Asbestos is...
It has been previously established that lung cancer could be induced in rats by exposure to radon and radon daughters. Although the oat-cell carcinomas that are common in humans were not found in rats, other histological types of lung carcinomas, especially squamous cell carcinomas and primitive lung adenocarcinomas, were similar to those observed in humans. A dose-effect relationship was estab...
cobalt (co) deficiency occurs in many parts of world especially in tropical and subtropical countries.primary co deficiency occurs only in places where the soil is deficient in co. the type of soil and the presence of other substances like manganese and lime influence the absorption of co (secondary co deficiency). to determine the co status in shahrekord district, iran, several important farms...
diseases of heart and stroke cause most deaths in both sexes of all ethnic groups. for more than 40 years epidemiological studies, experimental studies, and clinical trials have shown that numerous dietary risk factors affect serum lipids, atherogenesis and coronary heart disease (chd). substantial interest has recently focused on the hypothesis that the naturally occurring antioxidant vitamins...
Tectonics and structural geology have been at the core of Earth resource development for decades, helping to build shape world we live in today. Resource revolutions past, including mining coal industrial revolution, extraction minerals metals unlocking hydrocarbons, were enabled supported […]
Growths and clusters of minerals (magnetic electrostatic flocs micelles) in the sediment composition natural man-made reservoirs technological cycle mining metallurgical enterprises have been studied. Their influence on sedimentation differentiation substances efficiency ore separation industrial waste processing conditions beneficiation factories was determined.
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید