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 39 31.2%
2 United States 37 29.6%
3 Germany 17 13.6%
4 Korea, Republic of 11 8.8%
5 Russia 6 4.8%
6 Netherlands 4 3.2%
7 India 4 3.2%
8 Venezuela, Bolivarian Republic of 3 2.4%
9 France 2 1.6%
10 Libya 2 1.6%