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 87 62.6%
2 United States 20 14.4%
3 Netherlands 8 5.8%
4 Germany 8 5.8%
5 Hong Kong 5 3.6%
6 Taiwan 3 2.2%
7 United Kingdom 3 2.2%
8 Australia 1 0.7%
9 Korea, Republic of 1 0.7%
10 Malaysia 1 0.7%
11 Portugal 1 0.7%
12 France 1 0.7%