美国毒品犯罪案件的侦查

Investigation of Drug Crime Case In America

在美国 ,毒品问题已成为危害社会安定的重要因素 ,美国社会中的暴力犯罪绝大多数与毒品买卖和滥用毒品有关 ,美国社会因毒品造成的经济损失十分巨大 ,毒品交易每年达 760亿美元。美国警察侦查毒品的主要措施有 :现场拘捕、监视、设计买卖毒品的警察圈套 (控制不交付 )、毒品搜查等 ;以及毒品案件侦查的辅助手段、侦查毒品加工厂时警察面临的危险和注意事项、缉毒的合作机构 。

In America,drug abuse has become one of major problems influencing American society steadiness;Most of violent crime in America is connected with drug sale and abuse and makes a great damage to American economic annual total drug business reaches to seventy-six billion US dollars;Major countermeasures taken by US police include followings: arrest on the spot,surveillance,drug trading trick designed by police in advance(trade under the police control),drug rummage;There are other investigation assistance methods and problems such as facing to danger in the course of detecting drug factoy,notice items,cooperation with drug investigation organs,expropriating drug money.