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 57 38.5%
2 United States 33 22.3%
3 Germany 24 16.2%
4 Netherlands 11 7.4%
5 Sweden 6 4.1%
6 Korea, Republic of 6 4.1%
7 Canada 4 2.7%
8 Ireland 4 2.7%
9 France 1 0.7%
10 Albania 1 0.7%
11 Bulgaria 1 0.7%