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 106 43.4%
2 United States 83 34%
3 Germany 19 7.8%
4 Netherlands 12 4.9%
5 Sweden 8 3.3%
6 Korea, Republic of 6 2.5%
7 United Kingdom 3 1.2%
8 Poland 2 0.8%
9 South Africa 2 0.8%
10 Australia 1 0.4%
11 Iceland 1 0.4%
12 France 1 0.4%