This paper experimentally and numerically studied the effects of fuel combination and intake valve opening(IVO)timing on......

For saving energy and protecting the environment,natural gas has been widely used in internal combustion engines,which m......

通过萃取精馏法,以N-甲基吡咯烷酮(NMP)为萃取剂分离乙酸乙酯-正庚烷的共沸物系.利用溶剂选择原理和UNIFAC基团贡献法筛选N-甲基吡......

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......

The influence of zeolite structure and process parameters (including reaction temperature and catalyst/oil ratio)on rule......

Monometallic catalyst Pt/SAPO-11 was prepared by impregnation method. Bimetallic catalysts LaPt/SAPO-11 or CePt/SAPO-11 ......