BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 115 53.2%
2 Netherlands 28 13%
3 United States 25 11.6%
4 Germany 13 6%
5 Hong Kong 13 6%
6 Taiwan 9 4.2%
7 United Kingdom 5 2.3%
8 Canada 1 0.5%
9 Indonesia 1 0.5%
10 Iran, Islamic Republic of 1 0.5%
11 Malaysia 1 0.5%
12 Moldova, Republic of 1 0.5%
13 Portugal 1 0.5%
14 Russia 1 0.5%
15 France 1 0.5%