第三阶段：乳酸菌发酵：乳酸菌发酵阶段乳酸在反応作用下产生益生菌，这个阶段也叫熟成作用。

Third stage: lactobacillus fermentation: lactic acid will produces probiotics under the effect of Nicholas Reaction, this stage is also called Ripening.

第三阶段：乳酸菌发酵：乳酸菌发酵阶段乳酸在反応作用下产生益生菌，这个阶段也叫熟成作用。

Third stage: lactobacillus fermentation: lactic acid will produces probiotics under the effect of Nicholas Reaction, this stage is also called Ripening.