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 176 65.4%
2 Germany 44 16.4%
3 United States 33 12.3%
4 Azerbaijan 3 1.1%
5 Hong Kong 3 1.1%
6 Ireland 3 1.1%
7 Japan 3 1.1%
8 Canada 2 0.7%
9 Albania 1 0.4%
10 Turkey 1 0.4%