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 42 72.4%
2 United States 5 8.6%
3 Netherlands 2 3.4%
4 Germany 2 3.4%
5 Hong Kong 2 3.4%
6 Iran, Islamic Republic of 1 1.7%
7 Kyrgyzstan 1 1.7%
8 Lithuania 1 1.7%
9 Bangladesh 1 1.7%
10 Czech Republic 1 1.7%