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 36 37.5%
2 United States 31 32.3%
3 Netherlands 14 14.6%
4 Czech Republic 4 4.2%
5 Germany 4 4.2%
6 Russia 2 2.1%
7 Australia 2 2.1%
8 Singapore 1 1%
9 Hong Kong 1 1%
10 Japan 1 1%