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 208 77%
2 United States 21 7.8%
3 Japan 11 4.1%
4 Taiwan 9 3.3%
5 Germany 6 2.2%
6 Hong Kong 6 2.2%
7 United Kingdom 2 0.7%
8 Poland 1 0.4%
9 Portugal 1 0.4%
10 Singapore 1 0.4%
11 France 1 0.4%
12 Australia 1 0.4%
13 Bulgaria 1 0.4%
14 Canada 1 0.4%