نتایج جستجو برای: cross

تعداد نتایج: 490223  

ژورنال: :دانش آب و خاک 0
حجت امامی 2- دانشیاران گروه علوم خاک، دانشکده کشاورزی، دانشگاه فردوسی مشهد امیر فتوت دانشیاران گروه علوم خاک، دانشکده کشاورزی، دانشگاه فردوسی مشهد رضا خراسانی دانشیاران گروه علوم خاک، دانشکده کشاورزی، دانشگاه فردوسی مشهد کاظم اسماعیلی دانشیار گروه مهندسی آب، دانشکده کشاورزی، دانشگاه فردوسی مشهد

این پژوهش با هدف بررسی اثر نسبت­های مختلف na/k محلول خاکبا استفاده از شاخص نسبت کاتیونی پایداری ساختمانی خاک (cross) روی رس قابل پراکنش، مقاومت کششی خاکدانه و تردی خاک انجام شد. برای اعمال غلظت­های مختلف پتاسیم به خاک،  شش تیمار با شوری یکسان3 دسی­زیمنس بر متر به­ترتیب از تیمار 1 تا 6  شامل پتاسیم با غلظت صفر تا 2/27 میلی­اکی­والان بر لیتر و شش تیمار دیگر نیز با شوری یکسان6 دسی­زیمنس بر متر شام...

Journal: :مجله پژوهش های اکوفیزیولوژی گیاهان زراعی 0

mohammad bakhshian*1, hossein heidari sharifabad2 1-master’s degree in agriculture, university of jiroft, kerman, iran 2- assistant professor at department of agriculture (crop physiologist), science and research university, branch of tehran, iran *corresponding author email: [email protected] received: 9 july 2015                                                                          acc...

Journal: :iranian journal of medical physics 0
a. nurouzi m.sc. in medical physics, tehran university of medical sciences, tehran, iran. m. j. abolhasani assistant professor, physics and biomedical engineering dept., tehran university of medical sciences, tehran, iran. research center for science & technology in medicine, imam khomeini hospital, tehran, iran. a. takavar professor, physics and biomedical engineering dept., tehran university of medical sciences, tehran, iran. m. a. oghabian assistant professor, physics and biomedical engineering dept., tehran university of medical sciences, tehran, iran. research center for science & technology in medicine, imam khomeini hospital, tehran, iran. h. ghanaati associate professor, radiology dept., medical imaging center, imam khomeini hospital, tehran university of medical sciences , tehran, iran.

introduction:  the  success  of  hyperthermia  depends  on  the  accuracy  of  the  temperature  monitoring in the tumor and the surrounding normal tissue. in this study, the temperature changes  were determined by computing the speckle displacement in the ultrasound digital images. speckle  tracking algorithm was used to compute the displacement.  materials and methods: the experiment was perf...

Journal: :international journal of health policy and management 2014
eszter kovacs gabor szocska cécile knai

background the importance of cross-border healthcare, medical and health tourism plays a significant role in the european health policy and health management. after dentistry, orthopaedic treatments are the leading motivation for seeking care in hungary, as patients with rheumatic and motion diseases are drawn to the thermal spas and well-established orthopaedic centres. this paper aims to gain...

Journal: :international journal of supply and operations management 2015
sanae larioui mohamed reghioui abdellah el fallahi kamal el kadiri

in this paper we address the vrpcd, in which a set of homogeneous vehicles are used to transport products from the suppliers to customers via a cross-dock. the products can be consolidated at the cross-dock but cannot be stored for very long as the cross-dock does not have long-term inventory-holding capabilities. the objective of the vrpcd is to minimize the total traveled distance while respe...

Journal: :مجله علوم اعصاب شفای خاتم 0
fazel bahrami university of social welfare and rehabilitation sciences, tehran, iran. mahboubeh dadfar department of clinical psychology, iran university of medical sciences, international campus (iums-ic), tehran, iran. human-friedrich unterrainer karl-franzens university graz, institute of psychology, vienna, austria. mostafa zarean shahid beheshti university, tehran, iran.

spirituality is one of the dimensions of human health. religious spiritual characteristics including forgiveness, hope, transcendence, immanent and sense of integration to surroundings can cause better adjustment and more health and welfare in the life. there is a near relationship between culture and psychology. the aim of the present research was to study cross-cultural aspects of religious s...

Journal: :journal of biomedical physics and engineering 0
s. m. j. mortazavi

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Journal: :iranian journal of chemistry and chemical engineering 0
masoud kambarani membrane laboratory, academic center for education, culture and research (acecr), tehran, i.r. iran hossein bahmanyar surface phenomena and liquid-liquid extraction research laboratory, university of tehran, tehran, i.r. iran mohammad ali mousavian school of chemical engineering, college of engineering, university of tehran, tehran, i.r. iran seyed mahmoud mousavi department of chemical engineering, faculty of engineering, ferdowsi university of mashhad, mashhad, i.r. iran

in the present study, the production of low-salt water from salty water by nanofiltration as well as membrane fouling was investigated. furthermore, a new method was proposed and tested experimentally for creating the backpulse in order to minimization of fouling and increase of the filtration efficiency. in the proposed method, the permeate was used instead of gas for creating the backpulse. t...

Journal: :international journal of advanced design and manufacturing technology 0
mohamad alipour mahmoud mehrdad shokrieh

in design and optimization process of laminated composite structures, the number of layers, layer angles, stacking sequence, material types and etc should be specified. each of aforesaid parameters can be applied as a design variable. in this paper the target is to minimize the weight of laminated composite pin loaded structures. the laminated composite structures are designed based on the load...

Journal: :iranian journal of public health 0
seyyedeh zahra masoumi dept. of reproductive health, school of nursing & midwifery, shahroud university of medical sciences, semnan, iran. jalal poorolajal afsaneh keramat seyyed abbas moosavi

several studies have been conducted in iran in order to investigate the prevalence of depression among infertile couples. however, there is a remarkable diversity among the results. this meta-analysis was conducted to estimate an overall prevalence rate of depression among infertile couples in iran.international and national electronic databases were searched up to june 2011 including medline, ...

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