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 33 34.7%
2 United States 28 29.5%
3 Hong Kong 9 9.5%
4 France 4 4.2%
5 Germany 3 3.2%
6 Netherlands 3 3.2%
7 Norway 3 3.2%
8 Singapore 3 3.2%
9 Syrian Arab Republic 2 2.1%
10 Taiwan 2 2.1%
11 Russia 2 2.1%
12 Czech Republic 2 2.1%
13 Australia 1 1.1%