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Research on Dynamic Emerging Technology Topic Identification Oriented to Industrial Chains: A Case Study of the Beijing Hydrogen Energy
Deng Mingrong, Han Chuqi, Wang Jiayi, Yang Guancan
Library and Information Service . 2026, (
21
): 16 -33 . DOI: 10.13266/j.issn.0252-3116.2026.21.002
