BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 38 45.8%
2 Netherlands 15 18.1%
3 United States 11 13.3%
4 Russia 4 4.8%
5 Germany 3 3.6%
6 Hong Kong 2 2.4%
7 Taiwan 2 2.4%
8 2 2.4%
9 Australia 2 2.4%
10 Cambodia 2 2.4%
11 France 1 1.2%
12 United Kingdom 1 1.2%