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 59 39.1%
2 United States 26 17.2%
3 Taiwan 20 13.2%
4 Germany 16 10.6%
5 Hong Kong 9 6%
6 Japan 9 6%
7 Canada 4 2.6%
8 United Kingdom 2 1.3%
9 Belgium 1 0.7%
10 Czech Republic 1 0.7%
11 Estonia 1 0.7%
12 Korea, Republic of 1 0.7%
13 Portugal 1 0.7%
14 Russia 1 0.7%