<正> Function simulation,which is called virtual reality too,is popularly applied to solve uncertain problems.Good performance of hidden layers and perfect capa
<正> Exhaust gas in molding shop was complicated in component and characteristicin low thickness asphalt smoke,mass steam-gas and dust.It was difficult to purif
<正> Visible light induced titanium dioxide (TiO2) pillared montmorillonite clay (MMT) photocatalyst coupling-doped with S and N elements was prepared by the tw
<正> Coal and gas outburst information system is based on-Geographic Information System(GIS), with which the relation among mine geological structure, coal feat
<正> In view of the characteristics of soft soil deep foundation pit for the construction and geotechnical characteristics of the special medium,it is difficult