BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 United States 41 47.1%
2 China 26 29.9%
3 France 4 4.6%
4 Germany 4 4.6%
5 Taiwan 4 4.6%
6 Hong Kong 2 2.3%
7 India 2 2.3%
8 Netherlands 1 1.1%
9 Switzerland 1 1.1%
10 Australia 1 1.1%
11 Brazil 1 1.1%