نتایج جستجو برای: danger zone

تعداد نتایج: 125344  

Journal: :European journal of vascular and endovascular surgery : the official journal of the European Society for Vascular Surgery 2009
P Kolh

As the mortality rates associated with open surgery for thoracic aortic aneurysms and type B aortic dissection are within the range of 5-20% and 6-67%, endovascular technology has been developed as a minimally invasive alternative treatment. Such techniques avoid the need for thoracotomy, aortic cross-clamping, and left-sided heart bypass, and are associated with shorter operative times and hos...

Journal: :British medical journal 1983
R M Harding F J Mills

The need to operate commercial airlines world wide for 24 hours each day inevitably leads to problems of aircrew management: to the stresses of flying an aircraft must be added those of unsocial and irregular hours, time zone (transmeridian), climatic and cultural changes, sleep disturbances, and alterations to circadian rhythms. Fatigue is the main danger, since a decline in performance is lik...

2017
S SURESH BABU Vikram Sarabhai

Antarctica provides an excellent environment to examine the natural and background aerosols in the atmosphere over snow and ice. The Indian efforts (metrological measurements) at Antarctica were initiated with the establishment of the first Antarctic station in Eastern Antarctica during the first Indian Scientific Expedition to Antarctica (ISEA) in 1981. The detailed and systematic characteriza...

2011
Martijn Van Zwieten

More and more military first-person shooters situate their action in contemporary conflicts, with some claiming to various degrees to realistically depicted that conflict. Using the recently released game Medal of Honor as an example, this paper shows that such realism is made impossible by the presence of three ideological constructs found in military shooters: the FPS apparatus, the military-...

2012
Claire L. Adida David D. Laitin Marie-Anne Valfort

Muslims in France: Identifying a Discriminatory Equilibrium We analyze the assimilation patterns of Muslim immigrants in Western countries with a unique identification strategy. Survey and experimental data collected in France in 2009 reveal that Muslims and rooted French are locked in a sub-optimal equilibrium whereby (i) rooted French exhibit taste-based discrimination against those they are ...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم 1390

مطالعه 148 نمونه از سازند سروک در برش تنگ چنارباشی در جنوب شرق شهرستان ایلام واقع در مرکز استان ایلام از جهت سنگ چینه نگاری، سیستماتیک، زیست چینه نگاری (بر اساس فرامینیفرا و الیگوستژینید) و چینه نگاری سکانسی بر اساس (hunt&tucker, 1992 ; 1995) انجام شد. با مطالعه سنگ چینه نگاری مشخص شد که در این مطالعه مرز زیرین سازند سروک با شیل آهکی و میان لایه سنگ آهک سازند گرو پیوسته و با سنگ آهک های رسی س...

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