BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 50 37.6%
2 United States 32 24.1%
3 Germany 17 12.8%
4 France 10 7.5%
5 Korea, Republic of 8 6%
6 Japan 4 3%
7 Senegal 3 2.3%
8 South Africa 3 2.3%
9 Canada 3 2.3%
10 Australia 1 0.8%
11 Spain 1 0.8%
12 Hong Kong 1 0.8%