BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 33 35.9%
2 United States 21 22.8%
3 Netherlands 14 15.2%
4 Germany 6 6.5%
5 Brazil 3 3.3%
6 Lithuania 2 2.2%
7 Russia 2 2.2%
8 South Africa 2 2.2%
9 Spain 1 1.1%
10 Tajikistan 1 1.1%
11 Singapore 1 1.1%
12 Bangladesh 1 1.1%
13 Denmark 1 1.1%
14 Italy 1 1.1%
15 Korea, Republic of 1 1.1%
16 Poland 1 1.1%
17 Romania 1 1.1%