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 108 40.6%
2 Japan 106 39.8%
3 United States 25 9.4%
4 Australia 7 2.6%
5 Netherlands 4 1.5%
6 Korea, Republic of 3 1.1%
7 Taiwan 3 1.1%
8 United Kingdom 3 1.1%
9 Malaysia 2 0.8%
10 France 1 0.4%
11 Iran, Islamic Republic of 1 0.4%
12 New Zealand 1 0.4%
13 Singapore 1 0.4%
14 Switzerland 1 0.4%