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 64 69.6%
2 United States 10 10.9%
3 Australia 3 3.3%
4 Malaysia 2 2.2%
5 Norway 2 2.2%
6 Singapore 2 2.2%
7 Switzerland 1 1.1%
8 Russia 1 1.1%
9 Moldova, Republic of 1 1.1%
10 Canada 1 1.1%
11 France 1 1.1%
12 Germany 1 1.1%
13 Hong Kong 1 1.1%
14 Japan 1 1.1%
15 Korea, Republic of 1 1.1%