经济经纬
           Home      Current Issue      Instruction      Subscription      Advertisement      Contact Us      Message     Chinese
2022, Vol. 39(1): 69-78    DOI:
China’s International Patent Application and Export Trade
WANG Ye, ZHANG Tianshuo, QU Ruxiao
Business School,Beijing Normal University, Beijing 100875, China
Received 2021-06-20  Revised null
Supporting info
null
Copyright © 《Chemical Research and Application》Editorial
Support by Beijing Magtech Co.ltd  support@magtech.com.cn