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 United States 32 36%
2 China 28 31.5%
3 Germany 8 9%
4 Canada 5 5.6%
5 Hong Kong 3 3.4%
6 Malaysia 3 3.4%
7 Mali 3 3.4%
8 India 2 2.2%
9 Italy 1 1.1%
10 Myanmar 1 1.1%
11 New Zealand 1 1.1%
12 Spain 1 1.1%
13 France 1 1.1%