Merge branch 'dev-tzy' into temp-wxr

wxr

2021-03-16 fab43407e01474cc4f7b1d0f4b5e43ce1a038ce4

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using System;
using System.Collections.Generic;
 
namespace HDL_ON.Entity
{
    public class Fan
    {
        public Fan()
        {
        }
 
 
    }
}