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 Germany 39 31%
2 China 28 22.2%
3 Netherlands 23 18.3%
4 United States 13 10.3%
5 United Kingdom 10 7.9%
6 Russia 4 3.2%
7 France 4 3.2%
8 India 1 0.8%
9 Korea, Republic of 1 0.8%
10 Turkey 1 0.8%
11 Romania 1 0.8%
12 Canada 1 0.8%