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 82 43.2%
2 United States 44 23.2%
3 Taiwan 15 7.9%
4 Germany 15 7.9%
5 Hong Kong 10 5.3%
6 United Kingdom 6 3.2%
7 Japan 4 2.1%
8 Canada 4 2.1%
9 France 3 1.6%
10 Singapore 2 1.1%
11 Switzerland 1 0.5%
12 Czech Republic 1 0.5%
13 Malaysia 1 0.5%
14 Poland 1 0.5%
15 Portugal 1 0.5%