中国测绘服务业发展政策研究：基于文本量化分析的视角
郝杰, 肖源, 钱明辉, 宗一君
China's Development Policies for Surveying Service Industries: From the Perspective of Textual and Quantitative Analysis
HAO Jie, XIAO Yuan, QIAN Minghui, ZONG Yijun
农业图书情报学报
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2021, (3): 28
-37
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DOI: 10.13998/j.cnki.issn1002-1248.20-0127
