نتایج جستجو برای: switch sleeper

تعداد نتایج: 60866  

2010
S. C. Forbes L. T. Bish M. M. Sleeper W. Mai H. Sweeney G. A. Walter

S. C. Forbes, L. T. Bish, M. M. Sleeper, W. Mai, H. Sweeney, and G. A. Walter Department of Physical Therapy, University of Florida, Gainesville, FL, United States, Department of Physiology, University of Pennsylvania, Philadelphia, PA, Department of clinical studies, University of Pennsylvania, Philadelphia, PA, School of Veterinary Medicine, University of Florida, Philadelphia, PA, Department...

Journal: :Journal of Geotechnical and Geoenvironmental Engineering 2014

Journal: :Pamukkale University Journal of Engineering Sciences 2016

Journal: :Journal of the Computational Structural Engineering Institute of Korea 2012

2004
R. Lammering M. Plenge

The proper fabrication of concrete-embedded tracks is a prerequisite for their long-term durability and their economic efficiency. Frequent defects which are caused either during fabrication or during operation are (partially) debonding between the pre-fabricated sleepers and the site-mixed concrete. This paper deals with the Pulse-ESPI-Technique as a measuring method which enables to detect th...

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