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 55 67.9%
2 Netherlands 9 11.1%
3 United States 7 8.6%
4 Czech Republic 3 3.7%
5 Russia 2 2.5%
6 Canada 2 2.5%
7 Austria 1 1.2%
8 Germany 1 1.2%
9 Korea, Republic of 1 1.2%