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 115 61.8%
2 United States 42 22.6%
3 Russia 8 4.3%
4 Canada 7 3.8%
5 Netherlands 4 2.2%
6 Singapore 3 1.6%
7 Australia 2 1.1%
8 Czech Republic 2 1.1%
9 Germany 2 1.1%
10 India 1 0.5%