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 77 58.3%
2 United States 21 15.9%
3 Japan 9 6.8%
4 Taiwan 6 4.5%
5 Germany 5 3.8%
6 Hong Kong 3 2.3%
7 Malaysia 2 1.5%
8 Algeria 2 1.5%
9 Australia 1 0.8%
10 Bangladesh 1 0.8%
11 France 1 0.8%
12 New Zealand 1 0.8%
13 Portugal 1 0.8%
14 Russia 1 0.8%
15 United Kingdom 1 0.8%