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 66 68.8%
2 United States 9 9.4%
3 Hong Kong 7 7.3%
4 Netherlands 5 5.2%
5 Germany 3 3.1%
6 South Africa 1 1%
7 United Kingdom 1 1%
8 India 1 1%
9 France 1 1%
10 Australia 1 1%
11 Brazil 1 1%