肉类腐败是由细菌大量繁殖引起的.细菌在肉上先分泌出一种“蛋白分解酶”,把肉里的蛋白质分解成简单的氨基酸,这样才能被它吸收和利用.我们在腐败的肉类上闻到的臭味,就是蛋白质被细菌分解后所产生的硫化氢、氨、硫醇和肉毒胺类等物质的气味.这些物质大部 Meat corruption is caused by bacteria multiplying bacteria in the meat first secreted a “proteolytic enzyme”, the meat protein into simple amino acids, so that it can be absorbed and utilized by us in the corrupt meat Smell smell on the class, is the smell of substances such as hydrogen sulfide, ammonia, mercaptans and botulinum amines produced by the decomposition of bacteria by bacteria. Most of these substances