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 477 78.2%
2 United States 66 10.8%
3 Hong Kong 19 3.1%
4 Taiwan 16 2.6%
5 Germany 7 1.1%
6 Japan 6 1%
7 United Kingdom 6 1%
8 Korea, Republic of 4 0.7%
9 Denmark 3 0.5%
10 South Africa 2 0.3%
11 Malaysia 1 0.2%
12 Portugal 1 0.2%
13 Singapore 1 0.2%
14 Viet Nam 1 0.2%