BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 296 64.2%
2 United States 78 16.9%
3 Germany 37 8%
4 Canada 14 3%
5 Japan 12 2.6%
6 Taiwan 11 2.4%
7 Hong Kong 5 1.1%
8 Singapore 2 0.4%
9 Turkey 2 0.4%
10 United Kingdom 2 0.4%
11 Russia 1 0.2%
12 France 1 0.2%