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 89 58.6%
2 United States 43 28.3%
3 Germany 5 3.3%
4 Korea, Republic of 4 2.6%
5 Russia 3 2%
6 Netherlands 2 1.3%
7 United Kingdom 2 1.3%
8 Austria 1 0.7%
9 Romania 1 0.7%
10 Singapore 1 0.7%
11 Denmark 1 0.7%