Can be found in the drying process, drying 4 hours before, the first to lose water in the pores, the pores in the water at this time (0.28ms-3ms) hardly changed.
During the drying process, it can be found that 4 hours before drying, the water in the pores is lost first, at which time the water in the capillary (0.28ms-3ms) is almost unchanged.
In the process of drying, it can be found that the water in pores is lost first four hours before drying, and the water in pores (0.28ms-3ms) hardly changes.<br>