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 76 62.3%
2 United States 25 20.5%
3 Hong Kong 7 5.7%
4 Portugal 6 4.9%
5 France 2 1.6%
6 Germany 1 0.8%
7 Czech Republic 1 0.8%
8 Italy 1 0.8%
9 Korea, Republic of 1 0.8%
10 Netherlands 1 0.8%
11 Taiwan 1 0.8%