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 146 67.6%
2 United States 49 22.7%
3 Canada 6 2.8%
4 Germany 3 1.4%
5 Japan 3 1.4%
6 Korea, Republic of 3 1.4%
7 Hong Kong 2 0.9%
8 Singapore 2 0.9%
9 Ukraine 1 0.5%
10 Poland 1 0.5%