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 China 70 72.9%
2 Netherlands 12 12.5%
3 United States 6 6.2%
4 Germany 4 4.2%
5 Hong Kong 1 1%
6 Czech Republic 1 1%
7 New Zealand 1 1%
8 Taiwan 1 1%