蟑螂是一种令人十分讨厌的害虫,它繁殖快,传播疾病,不易彻底清除。很多流行性疾病与蟑螂的存在不无关系。目前,人们主要采用化学药剂喷杀的方法来消灭它们。实践证明,长期使用某种杀虫剂会使蟑螂产生耐药性,而且过量使用杀虫剂还会对室内环境造成污染。如图所示,蟑螂捕捉器的主 Cockroach is a very annoying pest, it multiply fast, spread disease, not easy to completely remove. Many epidemic diseases and the existence of cockroaches are not unrelated. At present, people mainly use chemical spraying method to eliminate them. Practice has proved that the long-term use of a pesticide will make cockroach resistance, and excessive use of pesticides will also cause pollution to the indoor environment. As shown, cockroach trap main