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 73 62.4%
2 United States 21 17.9%
3 Germany 13 11.1%
4 France 3 2.6%
5 Netherlands 2 1.7%
6 Russia 2 1.7%
7 Hong Kong 1 0.9%
8 Iran, Islamic Republic of 1 0.9%
9 Cyprus 1 0.9%