BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 93 45.8%
2 China 84 41.4%
3 Germany 6 3%
4 India 5 2.5%
5 Japan 3 1.5%
6 United Kingdom 3 1.5%
7 Netherlands 2 1%
8 Hong Kong 2 1%
9 Canada 2 1%
10 Taiwan 2 1%
11 South Africa 1 0.5%