hainan/app/Models/IndustryProductSpec.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class IndustryProductSpec extends Model
{
    use HasFactory, SoftDeletes;

	protected $guarded = ['id'];

	public function __construct(array $attributes = [])
	{
		parent::__construct($attributes);
		$this->timestamps = false;
	}

	public function product()
	{
		return $this->belongsTo(IndustryProduct::class);
	}
}