中文专利关键信息语料库的构建研究(Research on the construction of Chinese patent key information corpus) Wenting Zhang author Meihan Zhao author Yixuan Ma author Wenrui Wang author Yuzhe Liu author Muyun Yang author 2022-10 text zho Proceedings of the 21st Chinese National Conference on Computational Linguistics Maosong Sun editor Yang Liu editor Wanxiang Che editor Yang Feng editor Xipeng Qiu editor Gaoqi Rao editor Yubo Chen editor Chinese Information Processing Society of China Nanchang, China conference publication zhang-etal-2022-zhong https://aclanthology.org/2022.ccl-1.41/ 2022-10 455 463