| 1. | In the low - temperature - freezing stage , the water is frozen as ice phase , while the solute precipitate as the salt phase . the velocity of ice phase growth ( vf ) in the solution and the velocity of solute diffusion ( vd ) decide that whether the heavy segregation of solute appears
当低温冷冻时,水以冰的形式冻结,溶质则以盐的形式析出,形成冰盐两相;冰相生长速率和溶质扩散速率决定了溶质盐是否发生大的偏聚。 |
