Result:Alcohol sedimentation,membrane separation technique,overspeed centrifugal,clarifier sorption and macroporous resin have their own advantage,while there are some problems in each method.

• 结果:水醇法、膜分离法、超速离心法、澄清剂吸附法、大孔吸附树脂法等各有其优越性,同时亦存在问题。