نتایج جستجو برای: staged factor analysis
تعداد نتایج: 3480704 فیلتر نتایج به سال:
Objectives: Elective neck treatment of clinically N0 patients in patients with head and neck carcinomas is widely accepted as a standard approach. However, the issue whether elective neck treatment should routinely be directed on both sides of the neck is still controversial. The present study is aimed at determining whether T4 staged head and neck carcinomas required bilateral neck dissection ...
The formation of thermal NO and fuel type NO emission under the air staged combustion in a tower pulverized coal fired boiler that burners are arranged in the front and the rear wall are investigated in this paper. Effects of the distribution of oxygen in the main combustion zone on NOx are then analyze qualitatively. The results show that when the SOFA ratio is 34.98%, NOx yield is at the mini...
A technology program was started in 1994 within the framework of the German Aeronautics Research Program to develop axial staged combustor technology up to a core engine demonstrator. The objective was to demonstrate a 50% NOx reduction against the ICAO CAEP II limit without any compromise on the CO, UHC and smoke emission level compared to the latest single annular combustor technology. All ot...
This report describes work completed during the eleventh quarter of a DOE-funded study of mineral transformations and ash deposition during staged combustion. Accomplishments included repairs and improvements to the laboratory combustor, collection of deposits and observation of deposition behavior as a function of operating conditions, and analysis of deposit samples collected under both stage...
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...
رفتار تجمعی یک مایع یونی با ساختار ایمیدازولی، با نام 1-دودسیل تری متیل ایمیدازولیم کلراید ([c12mim][cl]) و یک surfactant با ساختاری مشابه، دودسیل تری متیل آمونیم کلراید (dtac)، در کسر مولی های مختلف از حلال های دوتایی آب-متانول بوسیله تکنیک هدایت سنجی مورد مطالعه قرار گرفت. از داده های هدایت سنجی، غلظت بحرانی میسل (cmc)، درجه تفکیک زوج-یون (α) و انرژی آزاد گیبس فرایند تشکیل میسل (δg°mic) در کس...
گر چه خواندن به عنوان یکی از مهم ترین مهارت های زبانی از دیدگاه های مختلفی مورد بررسی قرار گرفته است، اما همچنان بحث های بسیاری در مورد ماهیت مهارت های موجود در خواندن وجود دارد. مسئله اساسی مربوط به قابلیت تقسیم مهارت خواندن به مجموعه ای از زیر مهارت ها به منظور تدریس و آزمودن می باشد. هدف از انجام این تحقیق، بررسی اعتبار ساختی مهارت های دقیق خوانی در مقابل سریع خوانی بوده است. بدین منظور، ابت...
cognitive studies of translation process have recently been awarded a great deal of attention. there exists a psychological angle to almost all translation activities. the present study, thus, deals with analysing the relationships between iranian prospective translators tolerance for ambiguity (ta) and their willingness to translate (wtt). the research was conducted as a mixed methods study, d...
the ability of composing a coherent and extended piece of writing in second language is considered as a fundamental factor to convey information and ideas of learners through the academic issues. although learners may achieve a perfect academic writing skill through assigning the l2 tasks in content based instruction, but demonstration of their abilities may be related to their ability in l1 es...
objective: health and medicare issue plays a vital role in socio-economic life of the people in any society. that is why most of the economic planners expect much more from public health sector, including creating jobs, revenues and healthy social opportunities in addition to basic health necessities. the main objective of the present study is to measure the level of development of different pr...
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