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 18 32.1%
2 United States 12 21.4%
3 Korea, Republic of 9 16.1%
4 Hong Kong 3 5.4%
5 Japan 2 3.6%
6 Germany 2 3.6%
7 Singapore 2 3.6%
8 Taiwan 2 3.6%
9 United Kingdom 2 3.6%
10 Malaysia 1 1.8%
11 Mexico 1 1.8%
12 Netherlands 1 1.8%
13 Russia 1 1.8%