Influence of Fry processing on Outward Character and Inner Quality of Volatile Oil Containing Drugs Such as Fructus Viticis,etc. Technical condition of semi-bionic extraction in optimizing formula of Rhizoma Cyperi that had been extrscted by SFE-CO2 through homogeneous design Technical condition of semi-bionic extraction in optimizing formula of Rhizoma Cyperi that had been extrscted by SFE-CO2 through homogeneous design