Porosity can be caused by gases coming out of solution during cooling and becoming trapped between dentrite arms as tiny voids.
Porosity can be caused by gases coming out of solution during cooling and becoming trapped between dentrite arms as tiny voids.
在冷却过程中，溶液中的气体逸出造成多孔性，或被截留在晶体枝杈之间形成微小气孔。