充填在潜水面以下孔隙中的水不是静止的.The water that fills the pores below thewater table is not static.孔隙通道的 横截面 面积沿其长度方向变化.The cross - sectional areas of the pore openings vary along their length.通常白云石晶体构成格架,它有均匀分布的孔隙.Commonly the dolomi...
实2p轨道的形状是两个分开的变形的椭球.The shape of a real 2 p orbital is two separated, distorted ellipsoids.实际上地球不是精确的球形,而有点象一扁椭球.In reality the earth is not exactly spherical but rather shaped somewhat like a flattened ellipsoid.运用折射率椭球...