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 63 65.6%
2 Netherlands 9 9.4%
3 United States 8 8.3%
4 Germany 7 7.3%
5 Australia 2 2.1%
6 Malaysia 2 2.1%
7 Canada 1 1%
8 Macao 1 1%
9 Switzerland 1 1%
10 Taiwan 1 1%
11 United Kingdom 1 1%