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 858 82.3%
2 United States 80 7.7%
3 Taiwan 25 2.4%
4 Germany 22 2.1%
5 Hong Kong 18 1.7%
6 United Kingdom 10 1%
7 Japan 9 0.9%
8 Korea, Republic of 4 0.4%
9 Australia 4 0.4%
10 Canada 4 0.4%
11 Singapore 4 0.4%
12 Spain 1 0.1%
13 1 0.1%
14 Finland 1 0.1%
15 Portugal 1 0.1%