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 22 29.7%
2 United States 15 20.3%
3 Korea, Republic of 8 10.8%
4 Netherlands 8 10.8%
5 France 4 5.4%
6 Spain 4 5.4%
7 United Kingdom 3 4.1%
8 Australia 3 4.1%
9 Germany 3 4.1%
10 Hong Kong 1 1.4%
11 India 1 1.4%
12 Peru 1 1.4%
13 Singapore 1 1.4%