Top-20 frequently occurring keywords.

Name: Top-20 frequently occurring keywords.
Published: 2015-12-03T05:27:34+08:00

Figshare2015-12-03 更新2026-04-29 收录

数据链接：

https://figshare.com/articles/dataset/_Top_20_frequently_occurring_keywords_/1395215 数据链接链接失效反馈

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资源简介：

Bold keywords have appeared in all four time periods (could be in different numerical order) as well as in the top-20 list of the aggregated time (i.e., 20 years)Top-20 frequently occurring keywords.

创建时间：

2015-12-03

Top-20 frequently occurring keywords.

资源简介：

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