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 24 33.3%
2 United States 12 16.7%
3 Singapore 6 8.3%
4 Germany 6 8.3%
5 Hong Kong 5 6.9%
6 Australia 5 6.9%
7 Ukraine 3 4.2%
8 New Zealand 2 2.8%
9 Taiwan 2 2.8%
10 Canada 2 2.8%
11 Malaysia 2 2.8%
12 Moldova, Republic of 1 1.4%
13 Netherlands 1 1.4%
14 France 1 1.4%