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 United States 105 41.8%
2 China 70 27.9%
3 Germany 32 12.7%
4 Netherlands 22 8.8%
5 Canada 11 4.4%
6 Korea, Republic of 3 1.2%
7 Uzbekistan 2 0.8%
8 Russia 2 0.8%
9 Taiwan 1 0.4%
10 Moldova, Republic of 1 0.4%
11 Belarus 1 0.4%
12 Nigeria 1 0.4%