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当前刑事犯罪活动比较猖獗,暴力案件也不断发生,其犯罪手段也在变换,现场遗留较好的指纹、完整的足迹越来越少,残缺不全,蹬踩擦划的足迹却较多,而这种情况正利于运用警犬作业。全国自开展警犬工作以来,在侦察破案中发挥了一定的作用。但是,由于一些单位的领导和同志对警犬的特点及使用警犬的专业知识、使用条件缺乏了解,在许多刑事案件现场提取犯罪分子遗留的嗅源、方法不当,延误时间,使气味复杂化,加之保存方法不妥,给使用警犬造成困难,影响警犬工作效果。
The current criminal activities are rampant, violent cases are constantly occurring, and their criminals are transforming themselves. Better fingerprints are left on the scene, with fewer and fewer complete tracks and incomplete tracks. However, there are still many footprints on footprints The situation is conducive to the use of dog operations. Since the implementation of the police dog work in the country, it has played a certain role in reconnaissance and case detection. However, the leadership and comrades of some units have complicated the smell due to the characteristics of the police dogs and their lack of understanding of the professional knowledge and conditions of use of the police dogs. In many criminal cases, the sniffers left over by criminals are improperly extracted and the methods are delayed. As a result, Improper storage methods, resulting in the use of police dogs difficult to affect police dog work.