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 41 54.7%
2 Hong Kong 22 29.3%
3 United States 4 5.3%
4 Portugal 3 4%
5 Russia 1 1.3%
6 United Kingdom 1 1.3%
7 Iran, Islamic Republic of 1 1.3%
8 France 1 1.3%
9 Germany 1 1.3%