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 116 51.6%
2 United States 57 25.3%
3 Netherlands 20 8.9%
4 Germany 15 6.7%
5 Taiwan 6 2.7%
6 Denmark 4 1.8%
7 France 3 1.3%
8 Japan 1 0.4%
9 Bangladesh 1 0.4%
10 Russia 1 0.4%
11 Spain 1 0.4%