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 33 45.8%
2 United States 19 26.4%
3 Netherlands 6 8.3%
4 Germany 4 5.6%
5 Ukraine 3 4.2%
6 United Kingdom 2 2.8%
7 Australia 2 2.8%
8 Canada 1 1.4%
9 Malaysia 1 1.4%
10 Spain 1 1.4%