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 138 59.5%
2 United States 35 15.1%
3 Taiwan 16 6.9%
4 Germany 16 6.9%
5 Hong Kong 10 4.3%
6 Japan 4 1.7%
7 Malaysia 3 1.3%
8 United Kingdom 2 0.9%
9 Canada 2 0.9%
10 Sweden 2 0.9%
11 Portugal 1 0.4%
12 Russia 1 0.4%
13 Estonia 1 0.4%
14 Korea, Republic of 1 0.4%