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 71 49.7%
2 United States 24 16.8%
3 Hong Kong 11 7.7%
4 Germany 9 6.3%
5 France 6 4.2%
6 Canada 6 4.2%
7 United Kingdom 4 2.8%
8 Switzerland 3 2.1%
9 Malaysia 2 1.4%
10 Czech Republic 2 1.4%
11 Australia 1 0.7%
12 India 1 0.7%
13 Japan 1 0.7%
14 Singapore 1 0.7%
15 Sweden 1 0.7%