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2025, Vol. 46(4): 78-84    DOI: 10.13884/j.1003-3807hxjy.2024030148
Handheld Technology Digital Experiment Teaching:Exploration of the Flame Test Using a DIY Spectrometer
YUAN Chuan-Jun1,2**
1. College of Forensic Sciences, Criminal Investigation Police University of China, Shenyang 110035, China;
2. Research Center of Crime Governance in the New Era, Criminal Investigation Police University of China, Shenyang 110035, China
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