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 171 61.5%
2 United States 48 17.3%
3 Germany 31 11.2%
4 Australia 5 1.8%
5 Spain 4 1.4%
6 France 4 1.4%
7 Hong Kong 2 0.7%
8 Malaysia 2 0.7%
9 New Zealand 2 0.7%
10 Taiwan 2 0.7%
11 Thailand 2 0.7%
12 Singapore 2 0.7%
13 Poland 1 0.4%
14 Netherlands 1 0.4%
15 Italy 1 0.4%