BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 1282 75.2%
2 United States 274 16.1%
3 Germany 47 2.8%
4 Russia 43 2.5%
5 Canada 16 0.9%
6 Hong Kong 9 0.5%
7 Taiwan 8 0.5%
8 United Kingdom 6 0.4%
9 Singapore 4 0.2%
10 Japan 3 0.2%
11 France 3 0.2%
12 Australia 2 0.1%
13 India 2 0.1%
14 Sweden 2 0.1%
15 Ukraine 1 0.1%
16 United Arab Emirates 1 0.1%
17 Malaysia 1 0.1%
18 Norway 1 0.1%