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 United States 45 49.5%
2 China 23 25.3%
3 Germany 7 7.7%
4 Korea, Republic of 5 5.5%
5 Cyprus 4 4.4%
6 Australia 3 3.3%
7 Russia 2 2.2%
8 France 1 1.1%
9 Netherlands 1 1.1%