نتایج جستجو برای: water supply networks
تعداد نتایج: 1102651 فیلتر نتایج به سال:
Information from 2013-2015 have been analysed on water accessibility, types of water service to households, use of water pretreatment, availability of sewerage, use of sewage treatment in Chukotka Autonomous Okrug and Yakutia Republic, based on evaluation information accessible in open sources, such as regional statistics and sanitary-epidemiologic reports. The main causes of the poor state of ...
large water distribution systems can be highly vulnerable to penetration of contaminant factors caused by different means including deliberate contamination injections. as contaminants quickly spread into a water distribution network, rapid characterization of the pollution source has a high measure of importance for early warning assessment and disaster management. in this paper, a methodology...
background: intestinal parasitic infections have a worldwide distribution. high prevalence of intestinal parasitic infections in individuals with low socioeconomic status and environmental conditions was found. no study has ever been conducted on the prevalence of these infections in jiroft. therefore, in this study prevalence of intestinal parasitic infections was evaluated in jiroft, kerman p...
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