The development of modern analytical techniques such as CC-C-IRMS,ICP-MS, etc. makes it possible to determine the origins of drugs.

• 随着气相色谱同位素比值质谱、电感耦合等离子体质谱等现代分析技术的出现,使得我们利用现代物证分析技术推断毒品来源成为可能。