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 85 50.3%
2 United States 39 23.1%
3 Germany 18 10.7%
4 Hong Kong 9 5.3%
5 Russia 3 1.8%
6 Taiwan 3 1.8%
7 Canada 2 1.2%
8 Singapore 2 1.2%
9 Japan 2 1.2%
10 Malaysia 2 1.2%
11 Nigeria 1 0.6%
12 Portugal 1 0.6%
13 Czech Republic 1 0.6%
14 Turkey 1 0.6%