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 43 39.4%
2 United States 30 27.5%
3 Taiwan 11 10.1%
4 Netherlands 8 7.3%
5 Germany 7 6.4%
6 France 4 3.7%
7 Hong Kong 2 1.8%
8 Korea, Republic of 2 1.8%
9 New Zealand 1 0.9%
10 Russia 1 0.9%