BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 184 78.3%
2 United States 23 9.8%
3 Canada 7 3%
4 Korea, Republic of 7 3%
5 Malaysia 3 1.3%
6 Russia 3 1.3%
7 Germany 3 1.3%
8 Singapore 2 0.9%
9 Switzerland 2 0.9%
10 Ukraine 1 0.4%