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 177 70.5%
2 United States 42 16.7%
3 Germany 10 4%
4 Canada 6 2.4%
5 Ireland 3 1.2%
6 Russia 3 1.2%
7 France 2 0.8%
8 Korea, Republic of 2 0.8%
9 Netherlands 2 0.8%
10 Romania 2 0.8%
11 Ukraine 1 0.4%
12 United Kingdom 1 0.4%