BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 501 73.8%
2 United States 90 13.3%
3 China 48 7.1%
4 Taiwan 14 2.1%
5 Germany 10 1.5%
6 France 6 0.9%
7 Hong Kong 2 0.3%
8 India 2 0.3%
9 Russia 2 0.3%
10 Singapore 1 0.1%
11 United Kingdom 1 0.1%
12 Japan 1 0.1%
13 Austria 1 0.1%