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 31 32%
2 Netherlands 21 21.6%
3 United States 12 12.4%
4 Germany 11 11.3%
5 Taiwan 5 5.2%
6 United Kingdom 5 5.2%
7 Hong Kong 3 3.1%
8 France 3 3.1%
9 Russia 2 2.1%
10 Australia 2 2.1%
11 Ukraine 1 1%
12 India 1 1%