基于专利IPC的技术知识流网络挖掘
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1008-0821|36|1|45-50
ISSN: 1008-0821
Source: 现代情报, Vol.36, Iss.1, 2016-01, pp. : 45-50
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract