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 127 70.9%
2 United States 28 15.6%
3 Germany 8 4.5%
4 Hong Kong 5 2.8%
5 Malaysia 2 1.1%
6 Canada 2 1.1%
7 Portugal 1 0.6%
8 Singapore 1 0.6%
9 Taiwan 1 0.6%
10 United Kingdom 1 0.6%
11 Ireland 1 0.6%
12 Korea, Republic of 1 0.6%
13 Macao 1 0.6%