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 187 71.1%
2 United States 44 16.7%
3 Korea, Republic of 8 3%
4 Canada 6 2.3%
5 Germany 4 1.5%
6 Hong Kong 2 0.8%
7 Ireland 2 0.8%
8 Singapore 2 0.8%
9 Taiwan 2 0.8%
10 Turkmenistan 2 0.8%
11 Ukraine 1 0.4%
12 Bulgaria 1 0.4%
13 Sri Lanka 1 0.4%
14 Switzerland 1 0.4%