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 62 43.4%
2 United States 49 34.3%
3 Germany 7 4.9%
4 Japan 5 3.5%
5 Taiwan 4 2.8%
6 Greece 3 2.1%
7 Hong Kong 3 2.1%
8 United Kingdom 2 1.4%
9 Thailand 1 0.7%
10 Czech Republic 1 0.7%
11 France 1 0.7%
12 Korea, Republic of 1 0.7%
13 New Zealand 1 0.7%
14 Portugal 1 0.7%
15 Russia 1 0.7%
16 Singapore 1 0.7%