卧底侦查的限制条件□必要性条件卧底侦查是对付严密的有组织犯罪的最有效的诱惑侦查手段,但这种手段的运用复杂性和难度也特别大。因此,在确认有足够的事实依据表明存在有组织犯罪的情况下,其必要性条件除了必须“穷尽其他有效侦查手段,即在当时情形 Constraints of Undercover Detection □ Necessary Conditions Undercover surveillance is the most effective means of temptation to tackle strict organized crime, but the complexity and difficulty of using such an instrument is also extremely high. Therefore, in the context of confirming that there is sufficient factual evidence to indicate the existence of organized crime, in addition to the necessity of "exhaustion of other effective investigative techniques, that is, in the circumstances