BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 24 32.4%
2 China 23 31.1%
3 Netherlands 10 13.5%
4 Canada 3 4.1%
5 Czech Republic 2 2.7%
6 France 2 2.7%
7 Latvia 2 2.7%
8 Malaysia 2 2.7%
9 Taiwan 2 2.7%
10 Ukraine 2 2.7%
11 Austria 1 1.4%
12 Russia 1 1.4%