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 52 37.1%
2 United States 46 32.9%
3 Germany 16 11.4%
4 Netherlands 9 6.4%
5 France 3 2.1%
6 Italy 2 1.4%
7 Korea, Republic of 2 1.4%
8 United Kingdom 2 1.4%
9 Taiwan 2 1.4%
10 Turkey 2 1.4%
11 United Arab Emirates 1 0.7%
12 Malaysia 1 0.7%
13 Portugal 1 0.7%
14 India 1 0.7%