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 61 48%
2 United States 38 29.9%
3 8 6.3%
4 Germany 7 5.5%
5 Hong Kong 3 2.4%
6 Taiwan 3 2.4%
7 United Kingdom 1 0.8%
8 Estonia 1 0.8%
9 France 1 0.8%
10 Netherlands 1 0.8%
11 Portugal 1 0.8%
12 Russia 1 0.8%
13 Singapore 1 0.8%