{"title":"International Development Trend of Graphene Field Based on Patent Analysis","authors":"晓玲 陈","doi":"10.12677/hjdm.2022.122011","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":57348,"journal":{"name":"数据挖掘","volume":"20 1","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"数据挖掘","FirstCategoryId":"1093","ListUrlMain":"https://doi.org/10.12677/hjdm.2022.122011","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
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