
Construction and Empirical Study of Industrial Technology Chain Based on Product Association in Patent Text: Taking Lithium Ion Battery Industry for Example
Guo Jingyi, Wang Xuezhao, Chen Xiaoli
Library and Information Service ›› 2023, Vol. 67 ›› Issue (5) : 108-118.
Construction and Empirical Study of Industrial Technology Chain Based on Product Association in Patent Text: Taking Lithium Ion Battery Industry for Example
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