نتایج جستجو برای: mine shaft

تعداد نتایج: 34518  

Journal: :Mosti ta tunelì: teorìâ, doslìdžennâ, praktika 2021

Purpose. The construction of the Dnipro Metro, which today is characterized by high efficiency and widespread introduction new technologies, has proved need for predesign, design work. purpose scientific article to identify during complex analysis structure mine shaft its stress-strain state, was obtained numerical geodetic monitoring. Methodology. During № 16-bis prognostic calculations state ...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2002
Michael B Steketee Kathryn W Tosney

In this study, adhesions on individual filopodial shafts were shown to control veil (lamellar) advance and to be modulated by guidance cues. Adhesions were detected in individual filopodia of sensory growth cones using optical recordings, adhesion markers, and electron microscopy. Veils readily advanced along filopodia lacking shaft adhesions but rarely advanced along filopodia displaying shaft...

Journal: :نشریه دانشکده فنی 0
مجید میبدیان دانشگاه تهران حسین معماریان دانشگاه تهران مهدی زارع پژوهشگاه زلزله

sarcheshmeh copper mine, with the final reserves of 828 million tons of sulfur ore and average grade of 0.74%, is known to be the largest open pit of iran and most probably the second largest copper mine in the world. this mine is located in the seismotectonic zone of central-iran, and 23 km away from the 150 km long rafsanjan active fault.in this study the vulnerability of the west wall of the...

2013
A. O. Mikhailov K. N. Morozov

Fine alignment of main ship power plants mechanisms and shaft lines provides long-term and failure-free performance of propulsion system while fast and high-quality installation of mechanisms and shaft lines decreases common labor intensity. For checking shaft line allowed stress and setting its alignment it is required to perform calculations considering various stages of life cycle. In 2012 J...

Journal: :Measurement & Control 2023

The analysis for estimating operator’s activity and quantity of information in control rooms underground coal mines is presented this paper. Monitoring operators was conducted Rembas, Soko, Ibar, Jasenovac Stavalj. network models are used during the rooms. result proposed critical path model. application improves quality level research, making it more efficient. Most analysed related to normal ...

Journal: :Chang Gung medical journal 2009
Ming-Chian Tsai Chi-Chuan Wu Chih-Wen Hsiao Jau-Wen Huang Hsuan-Kai Kao Yu-Tun Hsu

BACKGROUND Ipsilateral femoral neck and shaft fractures are rare, and currently available treatment methods each have their own benefits and limitations. Although reconstruction intramedullary nails have been considered to be effective alternative, clinical outcomes vary significantly in reports. METHODS Thirty-seven consecutive adult patients with 37 combined fractures were treated with reco...

Journal: :Dermatology 2005
Peter H Itin Susanna K Fistarol

Hair dysplasias are congenital or acquired alterations which often involve the hair shaft. Hair shaft abnormalities are characterized by changes in color, density, length and structure. Hair shaft alterations often result from structural changes within the hair fibers and cuticles which may lead to brittle and uncombable hair. The hair of patients with hair shaft diseases feels dry and looks lu...

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