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 337 80.4%
2 United States 60 14.3%
3 Germany 6 1.4%
4 Singapore 3 0.7%
5 Bulgaria 2 0.5%
6 Canada 2 0.5%
7 Hong Kong 2 0.5%
8 Iran, Islamic Republic of 2 0.5%
9 Japan 2 0.5%
10 Netherlands 2 0.5%
11 Turkey 1 0.2%