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 240 69%
2 United States 31 8.9%
3 Germany 24 6.9%
4 Taiwan 14 4%
5 Malaysia 9 2.6%
6 Singapore 7 2%
7 Hong Kong 6 1.7%
8 Canada 4 1.1%
9 Finland 3 0.9%
10 Netherlands 3 0.9%
11 Japan 2 0.6%
12 Moldova, Republic of 1 0.3%
13 Belgium 1 0.3%
14 Norway 1 0.3%
15 Poland 1 0.3%
16 Romania 1 0.3%