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 18 32.1%
2 United States 8 14.3%
3 Singapore 6 10.7%
4 Germany 5 8.9%
5 Australia 4 7.1%
6 Taiwan 3 5.4%
7 Austria 2 3.6%
8 Malaysia 2 3.6%
9 Moldova, Republic of 2 3.6%
10 Russia 1 1.8%
11 Hong Kong 1 1.8%
12 Indonesia 1 1.8%
13 Kyrgyzstan 1 1.8%
14 Turkey 1 1.8%
15 United Kingdom 1 1.8%