نتایج جستجو برای: dimensions and proportions
تعداد نتایج: 16842504 فیلتر نتایج به سال:
The strength of concrete is a function of the proportions of the constituent materials, namely, cement, water, fine and coarse aggregates. The conventional methods used to determine the mix proportions that will yield the desired strength, are laborious, time consuming and expensive. In this paper, a mathematical method based on modified regression theory is formulated for the prediction of con...
چکیده: پژوهش حاضر به بررسی تطبیقی اعتماد اجتماعی در بین دبیران زن و مرد مقطع راهنمایی شهر ایلام می پردازد. امروزه در جوامع شاهد گسترش ارتباطات هستیم و با توجه به این که دامنه کنش های اجتماعی از حد روابط با آشنایان و دوستان فراتر رفته و به تعامل با کنشگران غربیه و نا آشنا گسترش یافته است، لزوم وجود اعتماد، بیش از پیش احساس می شود. اما با توجه به نقش دبیران در نهادهای آموزشی، در انتقال ارزش ها و...
many epidemiological studies have found that people living in environments with more green space report better physical and mental health than those with less green space. however, the association between visits to green space and mental health has seldom been studied. the environment surrounding residences and its recreational and commuting opportunities are believed to affect human health and...
Testicles were isolated from dromedary camels in a local slaughterhouse at breeding and non-breeding seasons. Sperms were recovered from different parts of the epididymis (caput, corpus and cauda) and stained separately on slide glasses by eosin nigrosin staining method and dried by a hair dryer and carried to the laboratory. In the lab, slides were observed for evaluation of the proportion of ...
Style As the conception of human underwent significant change during the renaissance era, the theory of human proportions gained great importance among the artists and art theorists of the time. The renaissance artists put considerable effort on finding and presenting an ideal model for human body proportions that could represent the newly founded status of the human being in their time. Howeve...
Introduction: Typhoidal Salmonella causes an invasive infection resulting in 200 000 deaths among 20 million patients annually. Typhoid remains a public health problem in Southeast Asia, the Indian subcontinent, Africa, and South America. Traveler’s diarrhea caused by Salmonella is common in Asia. Outbreaks of typhoidal Salmonella resistant to ampicillin, chloramphenicol, and t...
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