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 United States 56 49.1%
2 China 36 31.6%
3 Germany 6 5.3%
4 Canada 5 4.4%
5 Czech Republic 3 2.6%
6 Netherlands 3 2.6%
7 Russia 2 1.8%
8 France 2 1.8%
9 Singapore 1 0.9%