BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 128 52.9%
2 United States 67 27.7%
3 Germany 6 2.5%
4 India 6 2.5%
5 Japan 6 2.5%
6 France 5 2.1%
7 Russia 5 2.1%
8 Netherlands 4 1.7%
9 Brazil 4 1.7%
10 Turkey 2 0.8%
11 United Kingdom 2 0.8%
12 Romania 2 0.8%
13 Korea, Republic of 2 0.8%
14 Italy 1 0.4%
15 Hong Kong 1 0.4%
16 Singapore 1 0.4%