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 65 56.5%
2 Netherlands 14 12.2%
3 United States 12 10.4%
4 Germany 6 5.2%
5 United Kingdom 4 3.5%
6 Spain 3 2.6%
7 Norway 3 2.6%
8 Korea, Republic of 2 1.7%
9 Malaysia 2 1.7%
10 Hong Kong 1 0.9%
11 Russia 1 0.9%
12 New Zealand 1 0.9%
13 Australia 1 0.9%