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 China 81 52.3%
2 United States 27 17.4%
3 Germany 22 14.2%
4 Netherlands 15 9.7%
5 Korea, Republic of 4 2.6%
6 Denmark 2 1.3%
7 United Kingdom 2 1.3%
8 Philippines 1 0.6%
9 France 1 0.6%