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 58 46.8%
2 China 39 31.5%
3 Netherlands 9 7.3%
4 Germany 7 5.6%
5 Hong Kong 5 4%
6 Taiwan 2 1.6%
7 United Kingdom 1 0.8%
8 Switzerland 1 0.8%
9 Moldova, Republic of 1 0.8%
10 Canada 1 0.8%