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 61 35.5%
2 United States 24 14%
3 Poland 20 11.6%
4 Germany 19 11%
5 Netherlands 9 5.2%
6 Ukraine 8 4.7%
7 Russia 8 4.7%
8 Japan 7 4.1%
9 Italy 3 1.7%
10 Belgium 3 1.7%
11 France 2 1.2%
12 Canada 2 1.2%
13 Thailand 2 1.2%
14 Slovenia 1 0.6%
15 Sweden 1 0.6%
16 India 1 0.6%
17 Brazil 1 0.6%