BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 42 42.4%
2 China 27 27.3%
3 Germany 11 11.1%
4 Hong Kong 7 7.1%
5 Netherlands 4 4%
6 United Kingdom 3 3%
7 Australia 3 3%
8 Canada 1 1%
9 Russia 1 1%