BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 35 37.2%
2 United States 29 30.9%
3 Taiwan 10 10.6%
4 Germany 3 3.2%
5 Hong Kong 3 3.2%
6 India 2 2.1%
7 Bulgaria 2 2.1%
8 Canada 2 2.1%
9 Netherlands 2 2.1%
10 Singapore 2 2.1%
11 Sweden 2 2.1%
12 Russia 1 1.1%
13 Malaysia 1 1.1%