The second stage,on the influence of various enzyme,fatty acid is biosynthesized,then fatty acid and alcohol esterify as higher fatty acid ethyl ester;

• 第二阶段主要通过醪液中各种酶的作用下,生物合成脂肪酸,然后脂肪酸与乙醇酯化成高级脂肪酸乙酯;