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 United States 35 36.1%
2 China 16 16.5%
3 Netherlands 13 13.4%
4 Germany 8 8.2%
5 Canada 8 8.2%
6 Japan 5 5.2%
7 Sweden 4 4.1%
8 Hong Kong 3 3.1%
9 India 2 2.1%
10 Romania 1 1%
11 Russia 1 1%
12 South Africa 1 1%