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 228 72.2%
2 United States 42 13.3%
3 11 3.5%
4 Canada 7 2.2%
5 Korea, Republic of 6 1.9%
6 France 5 1.6%
7 Japan 4 1.3%
8 Australia 2 0.6%
9 Germany 2 0.6%
10 Israel 2 0.6%
11 Singapore 2 0.6%
12 Taiwan 2 0.6%
13 Ukraine 1 0.3%
14 United Kingdom 1 0.3%
15 Switzerland 1 0.3%