نتایج جستجو برای: various regions of iran
تعداد نتایج: 21189118 فیلتر نتایج به سال:
data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...
BACKGROUND This study aimed to compare the timing of puberty between various geographic locations and different ethnicities. METHODS This national survey was conducted in 20 provinces in Iran. Healthy Iranian girls were selected from public schools using cluster random sampling. A total number of 30 clusters including 7493 girls, aged 6.0-20 years, were selected. In order to compare different...
Iran is located in dry zone of mid-latitude in which the mean rainfall is 250 mm and it has dramatic tempo-spatial changes. Rainfalls with short persistency are of characteristics of dry regions and it is also tangible in Iran. However, Iran’s rainfalls persistency ranges from 1 to 45 days and have dramatic tempo-spatial changes, but the maximum amount and days of rainfalls are supplied by rain...
celadon as one of the oldest potteries originated at china during the shang period (3500 b.c (in zhejiang province. from the han dynasty (206-221 a.d), true celadon ware started to appear and these advances would be followed by various kilns in northern and southern china until 17th century. the main aims of this study include: determining the date of first arrival of celadon pottery to iran an...
writing as a productive skill requires practice in the basic sub-skills of vocabulary and grammar. in fact, grammar has been viewed as the core of programs in writing classes to help the students put the elements of sentence together and combine sentences of specific lengths to come up with an error-free work of art. conceptualizing l2 writing in this way introduces writing as a product and enc...
آموزش واژه با بهره گیری از یادگیری تلفیقی و نرم افزارهای چند رسانه ای در کلاس های آموزش زبان انگلیسی
the purpose of this study was to investigate the impact of blended learning and multimedia softwares on iranian efl students vocabulary learning. in addition, the present study tried to examine the extent to which multimedia softwares can be applied into efl classes in iran. it also attempted to find out students attitudes toward using these softwares. to this end, 87 iranian efl learners at el...
this study was conducted to investigate the impact of podcasts as a learning and teaching tool on iranian efl learners’ motivation for listening as well as on their listening comprehension ability. the study also investigated the learners’ perception towards listening to podcasts and examined whether the learners were likely to accept podcasts. out of fifty-five intermediate learners studying e...
many political concepts as well as technology exported to various regions of the world from europe after renaissance, industrial revolution and protestantism. meanwhile western technology andconcepts of political philosophy came to iran since nineteenth century. republicanism was one of these concepts. this concept and idea as one of the most factors in iranian contemporary political - social t...
Hydatid cyst is an important endemic zoonosis in Iran. It may be seen in various organs of body. Musculoskeletal system is rarely involved by hydatid cyst, the larval form of Echinococcus granulosus. On clinical basis, it may resemble any soft tissue tumor. A 70-years old housewife living in Ardoghesh, a village in Neyshabur, northeast Iran, was admitted to general surgery clinic because of a p...
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