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 93 64.1%
2 United States 22 15.2%
3 China 9 6.2%
4 France 5 3.4%
5 India 5 3.4%
6 Hong Kong 3 2.1%
7 Russia 2 1.4%
8 Switzerland 1 0.7%
9 Turkey 1 0.7%
10 Ukraine 1 0.7%
11 Korea, Republic of 1 0.7%
12 Azerbaijan 1 0.7%
13 Finland 1 0.7%