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narcotics trace
narcotics trace, Total:2 items.
In the international standard classification, narcotics trace involves: Protection against crime.
Professional Standard - Public Safety Standards, narcotics trace
- GA/T 841-2009 General specification for trace narcotics/explosives detectors based on ion mobility spectrometry
- GA/T 841-2021 General technical requirements for trace narcotics/explosives detectors based on ion mobility spectrometry