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 71 42.3%
2 China 51 30.4%
3 Germany 18 10.7%
4 Korea, Republic of 11 6.5%
5 Netherlands 7 4.2%
6 France 3 1.8%
7 India 2 1.2%
8 Japan 2 1.2%
9 Singapore 2 1.2%
10 Russia 1 0.6%