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 15 34.1%
2 United States 14 31.8%
3 Netherlands 5 11.4%
4 Ukraine 2 4.5%
5 Hong Kong 2 4.5%
6 United Kingdom 1 2.3%
7 South Africa 1 2.3%
8 Taiwan 1 2.3%
9 Germany 1 2.3%
10 Australia 1 2.3%
11 Canada 1 2.3%