BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 131 45.8%
2 United States 86 30.1%
3 Germany 38 13.3%
4 Hong Kong 9 3.1%
5 Canada 8 2.8%
6 Korea, Republic of 6 2.1%
7 Serbia 2 0.7%
8 Spain 2 0.7%
9 United Kingdom 2 0.7%
10 India 1 0.3%
11 France 1 0.3%