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 50 51%
2 United States 20 20.4%
3 Germany 11 11.2%
4 Hong Kong 5 5.1%
5 Taiwan 3 3.1%
6 Singapore 2 2%
7 Canada 2 2%
8 Brazil 1 1%
9 Denmark 1 1%
10 Japan 1 1%
11 Netherlands 1 1%
12 Ukraine 1 1%