1. A screen control method, comprising: determining whether a touch control pressure value on a touch control screen exceeds a pre-set pressure threshold value and generating determined results; obtaining a touch control operation by a finger on the touch control screen, when the determined results comprise that the touch control pressure value exceeds the pre-set pressure threshold value; calling a control instruction corresponding to the touch control operation according to a mapping relationship table that is pre-set, wherein the mapping relationship table includes a mapping relationship between the touch control operation and the control instruction; and controlling the touch control screen to display contents corresponding to the touch control operation according to the control instruction.