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 32 25.2%
2 United States 27 21.3%
3 Netherlands 20 15.7%
4 Germany 13 10.2%
5 Taiwan 6 4.7%
6 Korea, Republic of 5 3.9%
7 Hong Kong 5 3.9%
8 France 5 3.9%
9 Czech Republic 4 3.1%
10 United Kingdom 4 3.1%
11 India 2 1.6%
12 Philippines 2 1.6%
13 Romania 1 0.8%
14 Canada 1 0.8%