نتایج جستجو برای: conventional type
تعداد نتایج: 1571193 فیلتر نتایج به سال:
statement of problem: chondrosarcoma is a tumor which includes 10 percent of the bone primary tumors. its prevalence is half of the osteosarcoma and two times of ewing’s. the mean age of the patients ranges between 30-50 years of old. there is no significant sex or race predilection. the most common complaint is the presence of a painless and enlarging mass. its clinical course is described as ...
successful endodontic therapy depends on adequate mechanical and chemical debridement of the canal which requires knowledge of the canal morphology. conventional radiography has been used to evaluate the canal type; however, direct digital radiography has recently been practiced for this purpose due to the shortcomings of conventional radiography. the aim of the present study was to compare the...
the study of air infiltration into the buildings is important from several perspectives that may be noted to energy and design of hvac systems, indoor air quality and thermal comfort and design of smoke control systems. given the importance of this issue, an experimental and numerical study of air infiltration through conventional doors and windows has been explored in iran. to this end, at fir...
objectives: the aim of this study was to evaluate the effect of conventional and high-power light emitting diode (led) light curing units on shear bond strength (sbs) of metal and ceramic brackets to tooth surface. materials and methods: forty sound bovine maxillary central incisors were used for the study. the teeth were divided into four groups (n=10). teeth surfaces were etched with 37% phos...
the effect of poss instruction in comparison with conventional instruction on development of esp learners’ parts of speech knowledge and attitude toward call.
هدف این تحقیق بررسی تأثیرات انجماد شیشه ای کمپلکس های تخمک–کومولوس (توده های coc) گوسفند بر بقای توده ها، بلوغ تخمک ها، بیان ژنهای بلوغ و آپوپتوزی، شیوع ناهنجاریهای کروموزومی و تغییرات فراساختاری توده ها بود. توده های coc جدا شده دارای کیفیت خوب به چهار گروه، غیرانجمادی کنترل، انجمادی conventional straw ، cryotop و solid surface تقسیم شدند. در گروههای انجمادی conventional straw وcryotop، توده...
this study investigated the impact of explicit instruction of morphemic analysis and synthesis on the vocabulary development of the students. the participants were 90 junior high school students divided into two experimental groups and one control group. morphological awareness techniques (analysis/synthesis) and conventional techniques were used to teach vocabulary in the experimental groups a...
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