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 51 51%
2 Netherlands 12 12%
3 United States 12 12%
4 Germany 7 7%
5 Ireland 6 6%
6 France 3 3%
7 Czech Republic 2 2%
8 India 2 2%
9 Taiwan 2 2%
10 Ukraine 1 1%
11 South Africa 1 1%
12 Australia 1 1%