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 62 48.8%
2 United States 42 33.1%
3 Germany 5 3.9%
4 Hong Kong 3 2.4%
5 Japan 3 2.4%
6 Macao 3 2.4%
7 Slovakia 3 2.4%
8 Singapore 2 1.6%
9 United Kingdom 1 0.8%
10 France 1 0.8%
11 Netherlands 1 0.8%
12 Russia 1 0.8%