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 97 60.6%
2 United States 23 14.4%
3 Korea, Republic of 17 10.6%
4 Netherlands 10 6.2%
5 Germany 4 2.5%
6 Hong Kong 3 1.9%
7 Viet Nam 2 1.2%
8 Japan 1 0.6%
9 Macao 1 0.6%
10 Mauritius 1 0.6%
11 Moldova, Republic of 1 0.6%