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 32 35.6%
2 United States 32 35.6%
3 Netherlands 8 8.9%
4 Australia 4 4.4%
5 Germany 3 3.3%
6 United Kingdom 3 3.3%
7 Togo 2 2.2%
8 Japan 1 1.1%
9 Malaysia 1 1.1%
10 Philippines 1 1.1%
11 Taiwan 1 1.1%
12 Canada 1 1.1%
13 France 1 1.1%