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 13 21.3%
2 United States 11 18%
3 Germany 10 16.4%
4 Korea, Republic of 7 11.5%
5 Hong Kong 5 8.2%
6 France 5 8.2%
7 Canada 4 6.6%
8 Russia 3 4.9%
9 Netherlands 2 3.3%
10 Singapore 1 1.6%