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 47 39.2%
2 United States 43 35.8%
3 Germany 12 10%
4 Netherlands 8 6.7%
5 Sweden 4 3.3%
6 Switzerland 1 0.8%
7 United Kingdom 1 0.8%
8 Belgium 1 0.8%
9 South Africa 1 0.8%
10 Spain 1 0.8%
11 Greece 1 0.8%