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 China 115 55.3%
2 United States 69 33.2%
3 Germany 9 4.3%
4 Canada 5 2.4%
5 Hong Kong 2 1%
6 Macao 2 1%
7 Netherlands 2 1%
8 Switzerland 2 1%
9 United Kingdom 2 1%