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 113 50.4%
2 United States 31 13.8%
3 France 20 8.9%
4 Taiwan 18 8%
5 Netherlands 16 7.1%
6 Singapore 5 2.2%
7 Sweden 5 2.2%
8 Japan 3 1.3%
9 Malaysia 3 1.3%
10 Hong Kong 3 1.3%
11 Australia 2 0.9%
12 Russia 2 0.9%
13 India 1 0.4%
14 Czech Republic 1 0.4%
15 Portugal 1 0.4%