BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 170 72.3%
2 United States 35 14.9%
3 Canada 5 2.1%
4 Korea, Republic of 5 2.1%
5 Germany 4 1.7%
6 Russia 3 1.3%
7 Ukraine 3 1.3%
8 Hungary 2 0.9%
9 India 2 0.9%
10 Netherlands 2 0.9%
11 Romania 1 0.4%
12 Bulgaria 1 0.4%
13 France 1 0.4%
14 United Kingdom 1 0.4%