用正交试验分析肝吸虫囊蚴在不同二氧化氯浓度、酒精度、氯化钠浓度中的存活情况

醉虾是一种味道鲜美营养丰富的食品，深受广大群众的有睐。然而，它的原料──河虾，其生活的水域往往会被肝吸虫污染，当人食用含有活的肝吸虫囊蚴的醉虾后，肝吸虫可寄生于人体胆小管中，引起胆汁淤积，胆管扩大，胆管壁增厚；甚至引起肝硬化和诱发肝癌，严重威胁人体健康。

Drunk shrimp is a kind of delicious and nutritions food. It's welcomed by most people. However, the water area where the shrimps live is always polluted by liver nukes. Liver nukes will live in his (or her) tract, if anyone eat drunk shrimp which contain living liver flukes. Then it can cause bile deposition, bile duct bigger and the wall of bile duct thicker. Even it will lead to cirrhosis and liver cancer. It's very harmful to people's health.