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 48 57.1%
2 Germany 8 9.5%
3 Indonesia 6 7.1%
4 United States 6 7.1%
5 Korea, Republic of 5 6%
6 Cambodia 3 3.6%
7 Bolivia, Plurinational State of 2 2.4%
8 Brazil 2 2.4%
9 Netherlands 2 2.4%
10 Taiwan 2 2.4%