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 64 45.4%
2 United States 28 19.9%
3 Germany 12 8.5%
4 Hong Kong 9 6.4%
5 Canada 9 6.4%
6 France 3 2.1%
7 Malaysia 3 2.1%
8 Taiwan 3 2.1%
9 United Kingdom 2 1.4%
10 Norway 2 1.4%
11 Australia 2 1.4%
12 Portugal 1 0.7%
13 Sweden 1 0.7%
14 Ukraine 1 0.7%
15 Japan 1 0.7%