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 United States 41 41.8%
2 China 27 27.6%
3 Netherlands 10 10.2%
4 Germany 5 5.1%
5 Mexico 4 4.1%
6 Thailand 3 3.1%
7 France 3 3.1%
8 Morocco 2 2%
9 Chile 2 2%
10 Korea, Republic of 1 1%