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 100 52.4%
2 United States 51 26.7%
3 United Kingdom 19 9.9%
4 France 6 3.1%
5 Russia 6 3.1%
6 India 2 1%
7 Korea, Republic of 2 1%
8 Netherlands 2 1%
9 Ukraine 1 0.5%
10 Hong Kong 1 0.5%
11 Estonia 1 0.5%