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 68 60.2%
2 United States 15 13.3%
3 Singapore 6 5.3%
4 Germany 6 5.3%
5 Hong Kong 5 4.4%
6 Japan 2 1.8%
7 Malaysia 2 1.8%
8 Russia 2 1.8%
9 Senegal 2 1.8%
10 Australia 2 1.8%
11 Taiwan 1 0.9%
12 France 1 0.9%
13 Netherlands 1 0.9%