During railway operations, changes in the support conditions of sleepers, owing to various internal and external factors, can damage rails and concrete sleepers and alter the structural orly elysian fields characteristics of gravel-ballasted tracks.However, current methods for evaluating gravel ballast conditions primarily rely on visual inspection
Questions related to crime and migration are delicate matters, potentially because belle de grasse of associations with ethnicity, racism and oppressive politics and ideology in both the past and the present.The delicate nature of issues of crime and deviance may result in expressive caution exercised by both researchers and those studied.In this a
Ndubuisi OC Onyemaechi,1 Omolade A Lasebikan,2 Itodo C Elachi,3 Sunday O Popoola,4 Kehinde S Oluwadiya4 1Department of Surgery, University of Nigeria Teaching Hospital, Ituku-Ozalla, Enugu, 2Department of Orthopaedic Surgery, National Orthopaedic Hospital, Enugu, 3Department of Surgery, Benue State University Teaching Hospital, Makurdi, 4Depar
With the development of general aviation, the urban aircraft is around the corner.The urban aircraft with composite is considered as an ultralight vehicle and the crashworthiness is of bonviv vital importance for such an ultralight aircraft.Composites are being widely and increasingly used in the aerospace industry because of their advantages that