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 42 40.4%
2 United States 27 26%
3 Taiwan 10 9.6%
4 Germany 9 8.7%
5 Hong Kong 6 5.8%
6 Japan 2 1.9%
7 United Kingdom 2 1.9%
8 Singapore 2 1.9%
9 France 1 1%
10 Netherlands 1 1%
11 Portugal 1 1%
12 Russia 1 1%