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 159 44.9%
2 United States 80 22.6%
3 Taiwan 41 11.6%
4 Germany 36 10.2%
5 Netherlands 26 7.3%
6 Hong Kong 3 0.8%
7 Canada 2 0.6%
8 United Kingdom 2 0.6%
9 Slovakia 2 0.6%
10 New Zealand 1 0.3%
11 Russia 1 0.3%
12 Australia 1 0.3%