Merge branch 'temp-wxr' into wxr4

wxr

2021-05-12 12aa9d6bed791095123108eae5eac33e7e3f72bf

1
2
3
4
5
6
7
8
9
10
using System; 
namespace HDL_ON.Entity 
{ 
    public class AirCleaner  
    { 
        public AirCleaner() 
        { 
        } 
    } 
}