نتایج جستجو برای: effective stress
تعداد نتایج: 1101169 فیلتر نتایج به سال:
determination of porosity, permeability, and pore volume compressibility of reservoir rocks and those variations with effective stress changes are of great interest in petroleum engineering. this paper has studied the influence of pore types of carbonate reservoir rocks on pore volume compressibility as well as klinkenberg permeability and porosity at different stress values. in the current stu...
university students are exposed to stress because of their age and their particular situation. stress can cause serious problems to the health and academic performance of students. one of the factors affecting stress is the environment. therefore, finding ways to reduce stress in universities is important and needs to be investigated. unfortunately, one of the fundamental problems of universiti...
deposite the different criticisms on contrastive analysis it has been proved that the results of it(when processed)can be usuful in a tefl environment,specially at the level of phonology.this study is an attempt to compare and contrast the sound systems of kurdish and english for pedagogical aims. the consonants,vowels,stress and intonation of the twolanguages are described by the same model-ta...
introduction: to measure radiation exposures rate in low-risk patients having stress-only and stress-rest myocardial perfusion imaging. methods: this was a prospective study conducted from january 2012 till november 2012 upon patients with low pre-test probability for coronary artery disease (cad). a stress mpi (stress-only if mpi is normal and no resting study) followed by a resting mpi study...
objective: to compare the effectiveness of group training of stress management with cognitive-behavioral therapy (cbt) in reducing depression, anxiety and stress perceived among hiv-positive men. methods:inthis semi-experimental study, three groups of hiv-positive men (cbt group, stress management group, and control group) including 15 patients in each group were compared regarding depression, ...
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