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 92 46.2%
2 United States 91 45.7%
3 Germany 4 2%
4 Hong Kong 2 1%
5 Moldova, Republic of 2 1%
6 Netherlands 2 1%
7 Switzerland 2 1%
8 Taiwan 2 1%
9 Canada 2 1%