BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 17 34.7%
2 United States 9 18.4%
3 France 7 14.3%
4 Korea, Republic of 7 14.3%
5 Russia 3 6.1%
6 Canada 2 4.1%
7 Czech Republic 2 4.1%
8 Hong Kong 1 2%
9 Netherlands 1 2%