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 116 76.3%
2 United States 9 5.9%
3 Japan 6 3.9%
4 Germany 4 2.6%
5 Hong Kong 4 2.6%
6 Senegal 3 2%
7 Taiwan 3 2%
8 Singapore 2 1.3%
9 South Africa 1 0.7%
10 Korea, Republic of 1 0.7%
11 Malaysia 1 0.7%
12 Australia 1 0.7%
13 Canada 1 0.7%