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 65 55.6%
2 United States 22 18.8%
3 Germany 8 6.8%
4 Hong Kong 7 6%
5 Taiwan 6 5.1%
6 Portugal 4 3.4%
7 Russia 1 0.9%
8 France 1 0.9%
9 India 1 0.9%
10 Lao People's Democratic Republic 1 0.9%
11 United Kingdom 1 0.9%