国际乒乓球运动相关科技创新发展态势的竞争情报分析——基于专利信息可视化的方法
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1006-1207|38|6|38-46
ISSN: 1006-1207
Source: 体育科研, Vol.38, Iss.6, 2017-01, pp. : 38-46
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract