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 154 66.4%
2 United States 44 19%
3 Germany 8 3.4%
4 France 6 2.6%
5 Korea, Republic of 4 1.7%
6 Canada 4 1.7%
7 South Africa 2 0.9%
8 Ukraine 2 0.9%
9 Romania 2 0.9%
10 Russia 2 0.9%
11 Singapore 1 0.4%
12 Albania 1 0.4%
13 Austria 1 0.4%
14 Bulgaria 1 0.4%