For studying longitudinal force bearing capacity of slave locomotives in heavy haul trains, nonlinear draft gear models and detailed coupler models were developed after the analysis oas ba?adores of working mechanism of 13A/QKX100 coupler/draft gear systems.By utilizing a train model consisted of one HXD1 8-axle locomotive and two C80 freight wagon
The effects of varieties and sowing dates on density and damage inflicted by chickpea podborer Helicoverpa spp. (Lepidoptera: Noctuidae) under dry farming conditions
Introduction Chickpea pod borer worm damages the chickpea crops in countries such as India, Mexico, Australia, the USA, Uganda and Iran.This worm is considered as the main pest in chickpea cultivation.After cereals, chickpea cultivation involves the highest oas ba?adores cultivation area in Ilam province and it is of utmost importance regarding the
Remain or Leave? Reflections on the pedagogical and informative value of a Massive Open Online Course on the 2016 UK referendum on EU membership
While the British electorate was asked to vote on a simple-sounding question during the UK referendum on EU membership in June 2016, the issues at play were extremely complex.In order to help potential voters make sense of the debate, the authors ran a free Massive Open Online Course (MOOC) on the referendum in the weeks leading up to the vote.The