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 67 33.7%
2 United States 52 26.1%
3 Netherlands 29 14.6%
4 Germany 13 6.5%
5 France 9 4.5%
6 Czech Republic 4 2%
7 Hong Kong 4 2%
8 Taiwan 4 2%
9 United Kingdom 4 2%
10 Philippines 3 1.5%
11 India 3 1.5%
12 Korea, Republic of 3 1.5%
13 Romania 2 1%
14 Malaysia 1 0.5%
15 Canada 1 0.5%