“气味侦查”就是根据特殊气味来辨别不同的个体,警方可以将作案地点的空气吸入瓶里,由受过特殊训练的警犬将瓶中气味采样,和犯罪嫌疑人身上的气味进行对照,从而确定两者气味是否一致。另外,还可在瓶里放入某种灵敏的化学试剂,观察两者的化学变化是否一样。气味侦查在实际工作中经常遇到,其侦查方式主要分为两类:一是警犬侦查技术;二是仪器分析技术,也可称为人工嗅觉技术。 “Odor detection ” is based on a special odor to identify different individuals, the police can be the place of the air inhaled bottle, specially trained police dog odor sampling bottle, and the smell of the suspects were compared to Determine whether the two smell the same. In addition, you can also put some sensitive chemicals in the bottle to observe the chemical changes between the two is the same. Odor detection often encountered in the actual work, and its detection methods are mainly divided into two categories: First, police dog detection technology; Second, instrument analysis technology, also known as artificial olfactory technology.