更新O3保良值

jinpengyong

2020-08-27 208ad71314820e8680cf9b202c1a48d0aaf5ef92

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package com.moral.mapper; 
 
import com.moral.common.mapper.BaseMapper; 
import com.moral.entity.Density; 
 
public interface DensityMapper extends BaseMapper<Density>{ 
     
}