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 32 45.1%
2 Netherlands 16 22.5%
3 United States 16 22.5%
4 France 2 2.8%
5 Germany 1 1.4%
6 Hong Kong 1 1.4%
7 Korea, Republic of 1 1.4%
8 Moldova, Republic of 1 1.4%
9 Singapore 1 1.4%