BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 87 48.1%
2 United States 57 31.5%
3 Germany 10 5.5%
4 Netherlands 10 5.5%
5 Canada 4 2.2%
6 Hong Kong 3 1.7%
7 Japan 2 1.1%
8 Australia 2 1.1%
9 Romania 2 1.1%
10 Taiwan 2 1.1%
11 Ukraine 1 0.6%
12 France 1 0.6%