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 46 37.1%
2 United States 32 25.8%
3 Germany 17 13.7%
4 Taiwan 15 12.1%
5 United Kingdom 3 2.4%
6 Hong Kong 3 2.4%
7 Malaysia 2 1.6%
8 Canada 2 1.6%
9 Netherlands 1 0.8%
10 Portugal 1 0.8%
11 Russia 1 0.8%
12 Sweden 1 0.8%