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 154 59.7%
2 United States 67 26%
3 Canada 11 4.3%
4 India 6 2.3%
5 Germany 3 1.2%
6 Russia 3 1.2%
7 Serbia 2 0.8%
8 Ukraine 2 0.8%
9 United Kingdom 2 0.8%
10 Hong Kong 2 0.8%
11 France 2 0.8%
12 Korea, Republic of 2 0.8%
13 Netherlands 2 0.8%