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 110 62.5%
2 United States 28 15.9%
3 Germany 15 8.5%
4 Mexico 5 2.8%
5 Hong Kong 4 2.3%
6 Taiwan 4 2.3%
7 Canada 3 1.7%
8 Malaysia 2 1.1%
9 France 1 0.6%
10 Portugal 1 0.6%
11 Russia 1 0.6%
12 Sweden 1 0.6%
13 United Kingdom 1 0.6%