BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 149 51%
2 United States 45 15.4%
3 Canada 33 11.3%
4 Germany 32 11%
5 Taiwan 7 2.4%
6 Ireland 6 2.1%
7 Singapore 4 1.4%
8 Sweden 2 0.7%
9 Hong Kong 2 0.7%
10 Japan 2 0.7%
11 Korea, Republic of 2 0.7%
12 Macao 2 0.7%
13 Malaysia 2 0.7%
14 Belgium 2 0.7%
15 France 2 0.7%