BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 125 53%
2 United States 38 16.1%
3 Netherlands 30 12.7%
4 Germany 16 6.8%
5 France 7 3%
6 United Kingdom 5 2.1%
7 Taiwan 3 1.3%
8 Russia 3 1.3%
9 Hong Kong 3 1.3%
10 Japan 2 0.8%
11 Malaysia 2 0.8%
12 Singapore 2 0.8%