油藏物理学一地层水的高压物性 4、water viscosity T↑，4W is nearly independent of pressure If T is constant,the more the salinity,the more uw We can refer fig.4-44油藏物理学——地层水的高压物性 4﹑water viscosity T   w  is nearly independent of pressure , If T is constant, the more the salinity, the more μw. We can refer fig.4-44