BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 65 61.9%
2 United States 10 9.5%
3 Hong Kong 8 7.6%
4 France 7 6.7%
5 Germany 6 5.7%
6 Taiwan 3 2.9%
7 Canada 2 1.9%
8 Australia 1 1%
9 Netherlands 1 1%
10 Russia 1 1%
11 Singapore 1 1%