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......

本文应用TT势计算了~3He和~4He气温体在0.1K—3273K温度范围内的粘滞系数和热传导系数,以及~3He和~4He气体等摩尔二元混合在0.1—3......

The Helium-4 nucleus is more similar to the Hydrogen atom of atomic physics. In the case of hydrogen atom, there are man......