BPG致力于知识的发现和传播
Total Visits of This Article
2024 | 总访问次数
排名 国家/地区 数量 占比
1 China 403 77.1%
2 United States 107 20.5%
3 Switzerland 2 0.4%
4 Canada 2 0.4%
5 Germany 2 0.4%
6 Korea, Republic of 2 0.4%
7 Netherlands 2 0.4%
8 Saudi Arabia 1 0.2%
9 Singapore 1 0.2%
10 Australia 1 0.2%