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 60 34.9%
2 United States 60 34.9%
3 Germany 17 9.9%
4 Hong Kong 7 4.1%
5 Malaysia 4 2.3%
6 Australia 4 2.3%
7 Canada 4 2.3%
8 Taiwan 4 2.3%
9 Singapore 3 1.7%
10 South Africa 3 1.7%
11 Czech Republic 2 1.2%
12 Portugal 1 0.6%
13 Korea, Republic of 1 0.6%
14 Ukraine 1 0.6%
15 United Kingdom 1 0.6%