نتایج جستجو برای: biological development
تعداد نتایج: 1806936 فیلتر نتایج به سال:
today the image of a permanent skeletal space of cities affected by some forces or mechanisms is put in time with social-economic development and while imposes a new face and perspective to physical anatomy of cities, and prepares field to changes in content and social- economic structures of cities too. simultaneously with quitting villages in order to settle in cities by villagers, the phen...
Aflatoxin B I (AFB) isa well known hepatocarcinogen in several animal species and probably a causative agent in human hepatocellular carcinoma. Humans are exposed to AFB by ingesting contaminated food. Aflatoxin contamination encountered in human foods is usually at low levels which is difficult to measure by chromatographic methods. Therefore in the present study we have developed an immun...
Introduction: Ionizing radiation is widely used in industry and medicine; however, it causes a significant health hazard by making microscopic damage to living tissue. Various biological parameters, including cell survival fraction and relative biological effectiveness, are taken into account to assess the severity and extent of biological damages. Microdosimetry suffe...
Use case model is subject to changes throughout the software development life cycle. Impacts of these changes affect directly the requirements and consequently the resulted system. Scrapping and replacing use case is expensive; in this paper we proposed a solution that integrates changes in use case in requirement phase. This solution combines independent enhancements to some version of a use c...
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