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 610 84.3%
2 United States 43 5.9%
3 Germany 16 2.2%
4 Taiwan 12 1.7%
5 Hong Kong 11 1.5%
6 United Kingdom 7 1%
7 Canada 6 0.8%
8 Netherlands 4 0.6%
9 Japan 4 0.6%
10 Korea, Republic of 3 0.4%
11 Ireland 3 0.4%
12 2 0.3%
13 Australia 1 0.1%
14 Portugal 1 0.1%
15 Singapore 1 0.1%