One chemical approach using nitric acid as the solvent to decompose thermosetting epoxy resin was discussed. The samples were prepared by using different kinds
Low temperature cracking has become one of the important factors that diminish asphalt pavement’s ride quality and service life.Especially in cold region,crack
A new tube inversion method called guided tube inversion(GTI),which is based on traditional axial compression inversion,has been put forward.Computational and e