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 253 67.6%
2 United States 69 18.4%
3 Germany 32 8.6%
4 Ireland 5 1.3%
5 Taiwan 4 1.1%
6 Hong Kong 3 0.8%
7 Australia 2 0.5%
8 Russia 2 0.5%
9 Italy 2 0.5%
10 Moldova, Republic of 1 0.3%
11 Romania 1 0.3%