نتایج جستجو برای: down time

تعداد نتایج: 2055676  

ژورنال: :مهندسی عمران مدرس 0
منصور فخری مهدی فرخی

چکیده- خستگی عبارت است از پدیده ی شکست بر اثر تکرار بار، که تنش ایجاد شده توسط این بار ممکن است حتی به مراتب کوچک تر از مقاومت نهایی مصالح باشد .ترکهای ناشی از خستگی، در مقاطع آسفالتی، با توجه به مکان پیدایش و نحوه ی گسترش آنها دو دسته است .دستهی اول ترک هایی است که در بخش پایینی مقطع آسفالتی پدید می آیند و سپس با تکرار بار بهسمت بالا گسترش مییابند. پیدایش این نوع ترک ها در مقاطع آسفالتی با ضخا...

Manoochehr Karjoo, Nancy J. Roizen

We report three cases of asymptomatic celiac disease identified in children with Down syndrome after being screened at around twenty-four months of age.  These cases raise the question as to what age is screening for celiac disease indicated in a child with Down syndrome and no symptoms.

Chronic lymphocytic leukaemia (CLL) is the most common B-cell malignancy in the western world and exists as subtypes with very different clinical courses. Myeloid cell leukemia 1 (Mcl-1) is one member of Bcl-2 family proteins that has been shown to be expressed in various tissues and malignant cells, including CLL, where its expression is significantly associated with a failure to achieve compl...

Enayatollah Bakhshi, Fariba Yadegari, Farideh Dehghani, Mehdi Dehghan,

Objectives: Reading is a language skill based on visual modality which recently is addressed as a facilitator of expressive language in children with Down syndrome. The aim was designing a whole word reading protocol and examining its effects on the language skills of children with Down syndrome. Methods: A whole word reading protocol was developed and was examined through a single-subject s...

Chronic lymphocytic leukaemia (CLL) is the most common B-cell malignancy in the western world and exists as subtypes with very different clinical courses. Myeloid cell leukemia 1 (Mcl-1) is one member of Bcl-2 family proteins that has been shown to be expressed in various tissues and malignant cells, including CLL, where its expression is significantly associated with a failure to achieve compl...

Development is the fundamental area in enabling India`s economy and urban and provincial structure. Development is a multi-connected structure where all variables are bury connected and multi-centered. All the three limitations time, expense and quality ought to be adjusted in an improved way, so that no segment gets influenced by dismissing those. The goal of this study is to distinguish the m...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده فنی و مهندسی 1390

در ساخت این فرستنده گیرنده، از یک روش جدید مدولاسیون که ترکیب خاصی از مدولاسیون دامنه و مدولاسیون پهنای پالس می باشد، استفاده می شود. با استفاده از مدولاسیون ارائه شده، نرخ ارسال اطلاعات نسبت به نرخ ارسال هر سمبل به طور قابل ملاحظه ای زیاد می گردد. بنابراین isi ایجاد شده توسط کانال، همچنین فرکانس کلاک مورد نیاز در داخل چیپ، کم خواهد شد. در یک نرخ مشخص ارسال اطلاعات، با ارسال چندین بیت از طریق ی...

Journal: :international journal of environmental research 2011
sh. uemura s. suzuki y. maruyama h. harada

the down-flow hanging sponge (dhs) reactor, which was developed for post-treatment of effluent from up-flow anaerobic sludge blanket (uasb) process treating sewage, uses polyurethane sponge as media to retain biomass. wastewater is trickled from the top of the reactor and purified by microorganisms retained both inside and outside of the sponge media as the wastewater flows vertically down thr...

Journal: :journal of paramedical sciences 0
farahnaz fatemi naeini skin diseases and leishmaniasis research center, department of dermatology, isfahan university of medical sciences, isfahan, iran. bahareh abtahi naeini skin diseases and leishmaniasis research center, department of dermatology, isfahan university of medical sciences, isfahan, iran. hamidreza sadeghiyan students’ research committee, isfahan university of medical sciences, isfahan, iran . mohsen pourazizi students’ research committee, semnan university of medical sciences, semnan, iran.

keratoderma is a group of disorders characterized by abnormal thickening of skin. acquired palmar keratoderma has many underlying causes. the association of thyroid disease and palmar keratoderma rarely reported. hypothyroidism, although very rare association, must be suspected in patients with acquired ppk, particularly when it occurs in setting of systemic symptoms or predisposing conditions....

Journal: :archives of clinical infectious diseases 0
fariba fayaz infectious diseases and tropical medicine research center, shahid beheshti university of medical sciences, tehran, ir iran; department of microbiology, faculty of medicine, shahid beheshti university of medical sciences, tehran, ir iran; infectious diseases and tropical medicine research center, shahid beheshti university of medical sciences, tehran, ir iran. tel: +98-2122439963-8, fax: +98-2122439964 latif gachkar infectious diseases and tropical medicine research center, shahid beheshti university of medical sciences, tehran, ir iran sara rahmati roodsari infectious diseases and tropical medicine research center, shahid beheshti university of medical sciences, tehran, ir iran bita pourkaveh infectious diseases and tropical medicine research center, shahid beheshti university of medical sciences, tehran, ir iran

conclusions the current study indicated that h. pylori infection occurs at a higher rate in patients with down syndrome and mental retardation. this may provide more reasons to control the transmission of h. pylori among them. results the differences between the groups were compared by t-test and x2 test. seropositivity for h. pylori was significantly higher in patients with down syndrome and m...

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