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 50 61.7%
2 United States 10 12.3%
3 Netherlands 7 8.6%
4 Germany 5 6.2%
5 Hong Kong 2 2.5%
6 Australia 2 2.5%
7 France 1 1.2%
8 Portugal 1 1.2%
9 Russia 1 1.2%
10 Taiwan 1 1.2%
11 United Arab Emirates 1 1.2%