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 25 55.6%
2 United States 7 15.6%
3 Netherlands 5 11.1%
4 Chile 2 4.4%
5 Germany 2 4.4%
6 Korea, Republic of 1 2.2%
7 Switzerland 1 2.2%
8 Ukraine 1 2.2%
9 United Arab Emirates 1 2.2%