1 Introduction Solid polymer electrolytes have attracted considerable interest because of their potential application in secondary high energy density lithium b
Hugoniot curves and shock temperatures of gas helium with initial temperature 293 K and three initial pressures 0.6, 1.2, and 5.0 MPa were measured up to 15000
River basin is a special region with the characteristics of entirety and relation, regionality and diversity,gradation and network, openness and dissipation etc
In this paper, a lot of ferrographic experiments have been made by means of rotary fer-rograph and ferroscope. The oil sample of the experiments has been colle