经常饮酒的人常常觉得,一些白酒入喉时不香醇顺口,有一种辛辣味。一般说来是酒的储存期短,酒中一些微量成分没有起变化,如低沸点的乙醛没有挥发,辛辣味就大.名白酒贮存时,一些微量成分会缓慢地起变化。乙醛等易挥发,杂醇油因氧气而成酸,而酸与醇起反应生成具有芳香的 Often people often think that alcohol consumption, some liquor into the throat, not mellow, with a spicy flavor. Generally speaking, the storage period of wine is short, and some minor components in the wine do not change, such as the low-boiling acetaldehyde is not volatile, spicy taste is large .When liquor storage, some trace components will slowly change. Acetaldehyde and other volatile, fusel oil due to oxygen and acid, and acid and alcohol react to produce aromatic