Flotation experiment of Fe-beaeing minerals in kaolin is carried out. Amine and and active agent of saponified oleic acid are combined to be used as collector.Occurrence analysis of iron shows that adoption of phased-cationic / anionic…
Dynamic modulus testing and the development of master curves is an essential test used to characterize asphalt mixes. The dynamic modulus values are used in the mechanisitic-emprical pavement design guide that is being implemented by many…
In this paper,we summarize outdoor sun-shading forms in public spaces and compare the shading effects of several shading measures.Then,taking a public square in the city of Chongqing,P.R.China as an example,we analyze thermal environmental…