In the present paper, we have studied the effect of Ge addition on the physical properties of Se-Sn-Pb chalcogenide ma- ......

To discuss the effects of pesticide viscosity on the atomisation characteristics of an agricultural nozzle, glycerite wi......

采用Ｎａｖｉｅｒ－ｓｔｏｋｅｓ流体力学方程描述喷咀内部旋动流体和喷咀外部旋转射流的流动状态，在微小单元段速度作某些假定的条件下，求得速度和压力的分析解......