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 132 33.8%
2 United States 103 26.4%
3 Germany 89 22.8%
4 Taiwan 12 3.1%
5 Canada 11 2.8%
6 Japan 10 2.6%
7 Cambodia 8 2.1%
8 Korea, Republic of 7 1.8%
9 Senegal 6 1.5%
10 Turkey 6 1.5%
11 France 4 1%
12 Serbia 1 0.3%
13 Spain 1 0.3%