نتایج جستجو برای: degree of stress
تعداد نتایج: 21229064 فیلتر نتایج به سال:
Abstract Film Cooling Adiabatic Effectiveness on a Profile of a Gas Turbine blade that Using Holes with 45 Degree Combined Angles to the Flow Direction and Radial Along the Attack Edge as well as 25 Degree Angles to the Flow Direction and Surface Area of the Attack Edge Area and 35 degrees relative to the outlet hole suefaces along stagnation line, Under a specified blowing ratios, using the Re...
Common waterhemp is one of the most commonly encountered and troublesome weeds in the midwestern United States. It is well known that water stress adversely affects crop growth and yield; however, the effects of water stress on weed growth and seed production are poorly understood. The objective of this study was to determine the effects of degree and duration of water stress on growth, develop...
This research was conducted to study the role of phenology in wheat cultivars’ reaction to salinity stress. The experiment was carried out as factorial, based on a randomized complete block design with three replications, in Bu-Ali Sina University, Hamadan, Iran. Treatments included four wheat cultivars (Alvand, Toos, Navid and Sayson) and five levels of water salinity (0, 4, 8, 12 and 16 dS/m)...
جهت بهینه سازی شرایط تولید پروتئین هیدرولیز شده (شامل نسبت آنزیم به سوبسترا، دما و زمان) به منظور دستیابی به بالاترین خواص آنتی اکسیدانی، مینس تهیه شده از ضایعات میگوی ببری سبز (penaeus semisulcatus) پس از تعیین درصد پروتئین آن (13%، بر اساس وزن تر) با استفاده از دو پروتئاز تجاری آلکالاز و فلاورزایم بر اساس 18 تیمار تعیین شده با طرح آزمایشات سطح پاسخ برای هر آنزیم، هیدرولیز شده و با خشک کن انجم...
Abstract Introduction: Due to some rapid changes in medical knowledge, it is recommended to revise the curriculum of the health allied disciplines periodically. The workers’ viewpoints about the compliance of the curriculum with their actual needs may be one of the valuable sources for the future revisions. This study is conducted to attain the medical emergency workers’ viewpoints about their ...
For a nite group G the commutativity degree denote by d(G) and dend:$$d(G) =frac{|{(x; y)|x, yin G,xy = yx}|}{|G|^2}.$$ In [2] authors found commutativity degree for some groups,in this paper we nd commutativity degree for a class of groups that have high nilpontencies.
Background and purpose: In addition to public health concerns, coronavirus disease 2019 (COVID-19) pandemic has caused psychological disorders such as anxiety, fear, depression, stigma, etc. The present study aimed at examining the perceived stress levels of people in COVID-19 pandemic, their coping strategies and the efficacy of each strategy in reducing stress. Materials and methods: This mi...
Purpose: We have studied in the present research the role of occupational stress and job expectation in following the conflict management strategies among librarians of Iran Public Libraries Foundation. Methodology: This study used correlation analysis and is a survey. Through simple random selection, 115 librarians were chosen among librarians of Iran public libraries Foundation. They filled...
Background and purpose: The families who take care of their mentally retarded children are faced with numerous problems. These problems are varied correspondingly with the degree of redardation, physical disability and the excitement associated with it, interests, values and other external conditions of members. Regarding the importance of this subject, in order to determine the stress ...
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