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 29 33.3%
2 United States 28 32.2%
3 Germany 11 12.6%
4 Japan 5 5.7%
5 Netherlands 5 5.7%
6 Hong Kong 4 4.6%
7 France 3 3.4%
8 Russia 1 1.1%
9 Singapore 1 1.1%