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 United States 48 57.1%
2 China 16 19%
3 Germany 3 3.6%
4 3 3.6%
5 Russia 3 3.6%
6 Malaysia 2 2.4%
7 South Africa 2 2.4%
8 Taiwan 2 2.4%
9 United Arab Emirates 2 2.4%
10 United Kingdom 1 1.2%
11 France 1 1.2%
12 Singapore 1 1.2%