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 101 53.2%
2 United States 48 25.3%
3 Taiwan 11 5.8%
4 Germany 11 5.8%
5 Hong Kong 6 3.2%
6 3 1.6%
7 Netherlands 2 1.1%
8 New Zealand 1 0.5%
9 Portugal 1 0.5%
10 Russia 1 0.5%
11 Japan 1 0.5%
12 Malaysia 1 0.5%
13 Australia 1 0.5%
14 Ukraine 1 0.5%
15 United Kingdom 1 0.5%