‏‎fmea‎‏ اختصار عبارت ‏‎failure mode and effect analysis‎‏ بوده و روشی فنی و مهندسی سیستماتیک برای شناسایی و پیشگیری از وقوع خطاها و ریسکهای بالقوه و بالفعل در سیستمها طراحی محصول و فرآیندهای تولید محصول و ارائه خدمات می باشد. تجزیه و تحلیل عوامل شکست در فرآیندهای تولید ‏‎pfmea‎‏ یکی از انواع ‏‎fmea‎‏ بوده و معمولا با انجام یافتن چند مرحله شامل بررسی شرایط محیطی ، نیروی انسانی ، روشهای انجام کا...

this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...

abstract: advertisements are the most accessible type of authentic materials, and this is one reason why they are used more and more in english teaching classes. for this cause, studies in the field of advertisements are very widespread nowadays. for pun is one aspect which makes advertisements more interesting, it is used more than before in advertisements. use of puns makes an advertisement m...

در این رساله با به کارگیری فرآیند fmea (failure mode and effect analysis و با نگاهی چند جانبه و علت گرا ریشه های احتمالی خرابی یک پمپ گریز از مرکز با سرویس lpg مورد بررسی و مطالعه قرار گرفته است. ابتدا با جمع آوری و بررسی آمار خرابی 368 پمپ در یک دوره هشت ساله، پمپ با بیشترین آمار خرابی به عنوان یک نمونه مطالعاتی انتخاب شد و با بررسی مستندات مربوط به فعالیت های تعمیراتی پمپ مذکور، مشخص شد که...

Abstract Background and aims: Nowadays with increasing global competition, companies apply several scientific methods to identify, assess and remove potential failures in production process. The main goal of this study was identification and analysis of potential failure modes in a hydraulic pump manufacturing company by using combination of interval valued fuzzy Analytic network process (IVF-...

the subjects of the study are only the tefl teachers and students at gilan university. to obtain the desired data, a questionnaire which was based on the theories and disecussions gathered, was used as the main data gathering instrument. to determine the degree of relationship between variables, covariance and pearson product moment correlation coefficient were the formulas applied. the data we...

these days, all department stores make an effort to provide their clients with valuable products in order to project the best image for them. as a result, clients’ comprehension risk will decrease and they will be more willing to repurchase. having a good image is really important for the department stores because it makes an impression on clients’ comprehension of both quality and risk. consid...

the present study seeks to determine the effect of explicit instruction of metacognitive strategies on iranian high school students’ reading comprehension ability. it also attempts to investigate the relationship between the learners reading comprehension and metacognitive strategies. furthermore, the study investigates whether iranian efl female high school students are high, medium, or low me...