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 185 75.2%
2 United States 33 13.4%
3 Germany 9 3.7%
4 Hong Kong 8 3.3%
5 Taiwan 4 1.6%
6 United Kingdom 1 0.4%
7 Ireland 1 0.4%
8 Italy 1 0.4%
9 Japan 1 0.4%
10 Netherlands 1 0.4%
11 Portugal 1 0.4%
12 Singapore 1 0.4%