insta相关论文
An expert system skeleton tool of sintering process was constructed using object-oriented method, which can actualize tw......
Highway maintenance,often requiring lane closure,is very expensive in terms of the costs associated with transportation ......
Richardson Number in a Moist Atmosphere and Its Application in the Analysis of Heavy Rainfall Events
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
