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 2364 95.9%
2 United States 48 1.9%
3 Germany 27 1.1%
4 South Africa 6 0.2%
5 Taiwan 5 0.2%
6 Hong Kong 5 0.2%
7 Australia 2 0.1%
8 Bulgaria 2 0.1%
9 Czech Republic 2 0.1%
10 Sweden 1 0%
11 1 0%
12 Brazil 1 0%
13 Russia 1 0%
14 Singapore 1 0%