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 91 44.2%
2 United States 49 23.8%
3 Germany 32 15.5%
4 Netherlands 10 4.9%
5 Sweden 10 4.9%
6 Canada 5 2.4%
7 Korea, Republic of 5 2.4%
8 Brazil 1 0.5%
9 France 1 0.5%
10 Hong Kong 1 0.5%
11 Hungary 1 0.5%