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 175 62.7%
2 United States 59 21.1%
3 Germany 20 7.2%
4 Australia 5 1.8%
5 Malaysia 3 1.1%
6 Singapore 3 1.1%
7 United Kingdom 2 0.7%
8 Netherlands 2 0.7%
9 2 0.7%
10 Hong Kong 2 0.7%
11 Japan 2 0.7%
12 Korea, Republic of 2 0.7%
13 Spain 1 0.4%
14 Uzbekistan 1 0.4%