Merge branch 'tzy2' into wxr6

wxr

2021-06-09 ffdeae1a43e1539f9533f93d64089994db6c742b

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