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 37 32.5%
2 United States 34 29.8%
3 Germany 14 12.3%
4 Taiwan 8 7%
5 Hong Kong 7 6.1%
6 United Kingdom 6 5.3%
7 Mexico 2 1.8%
8 Portugal 1 0.9%
9 Singapore 1 0.9%
10 Switzerland 1 0.9%
11 Japan 1 0.9%
12 Korea, Republic of 1 0.9%
13 1 0.9%