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 248 71.7%
2 United States 47 13.6%
3 Taiwan 16 4.6%
4 Hong Kong 9 2.6%
5 Germany 7 2%
6 Canada 5 1.4%
7 Australia 4 1.2%
8 Singapore 3 0.9%
9 United Kingdom 2 0.6%
10 France 2 0.6%
11 Japan 1 0.3%
12 Moldova, Republic of 1 0.3%
13 Portugal 1 0.3%