degrade social conduct

To prevent the spoilage of meat products resulted from microbial contamination,lipid oxidation and myoglobin browning,packaging process must be carried out during meat products production.

加工后的肉制品由于微生物污染、脂类物质氧化、肌红蛋白褐变等原因而导致败坏,必须对肉制品进行包装。

On reasons of the corruption of legal system during the later Liao Dynasty;

辽代后期法制的败坏及原因分析

In the historical condition of late Song Dynasty, scholar s tendency has a lot of aspects of presentation, the aspect of loyalty and chastity, the aspect of corruption.

在晚宋特定的历史条件下,士风有诸多方面的表现,有忠义方面的表现,有腐败方面的表现,其中变节之风远胜忠义之风,奸佞平庸之相对士风影响大于忠义之相的影响,忠义状元在晚宋据于少数,多数太学生风气大坏,时人对士风不良的激烈批评,反映了晚宋士风的主流为士风败坏。