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 58 52.7%
2 United States 25 22.7%
3 Germany 8 7.3%
4 Hong Kong 7 6.4%
5 Singapore 3 2.7%
6 Taiwan 2 1.8%
7 United Kingdom 1 0.9%
8 Switzerland 1 0.9%
9 Kazakhstan 1 0.9%
10 Malaysia 1 0.9%
11 Portugal 1 0.9%
12 Russia 1 0.9%
13 Cambodia 1 0.9%