نتایج جستجو برای: tertiary treatment
تعداد نتایج: 1464889 فیلتر نتایج به سال:
plagiarism in esl/efl learning contexts has been established as a dynamic and multi-layered phenomenon and has become a topic engaging many researchers in a heated debate in recent years. comparisons of student-generated texts with their source texts have shown that students rely on source texts in their writings and copying is a major strategy used by both l1 and l2 writers. in our country a...
Homogeneous photodriven advanced oxidation processes (HP-AOPs) have been increasingly investigated in past years as a possible alternative solution to conventional tertiary treatment methods of urban wastewater.
A dispersed-ozone flotation (DOF) separator was devised for a pilot study of tertiary wastewater treatment for re-use purposes. As a compact device combining coagulation, ozonation and flotation in an integrated unit, the DOF separator achieved a very high removal of SS, TOC, UV254 and colour, as well as effective inactivation of coliform and total bacteria within a short hydraulic retention ti...
Drug addiction is one of the main problems of modern societies that is affected by many factors, especially external factors. Therefore, governments are looking for the solutions to minimize the damages from addiction. This paper seeks to answer the question of how to deal with the drug-abuse problems and comparing the effectiveness of the reactive approach against the proactive approach? First...
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