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 70 51.9%
2 United States 26 19.3%
3 Netherlands 9 6.7%
4 Germany 8 5.9%
5 France 6 4.4%
6 Thailand 5 3.7%
7 Canada 4 3%
8 Hong Kong 2 1.5%
9 Korea, Republic of 1 0.7%
10 Latvia 1 0.7%
11 New Zealand 1 0.7%
12 Oman 1 0.7%
13 Poland 1 0.7%