根据城市获取数据增加海拔，植被，水系

jinpengyong

2020-08-25 8dbbc6981e91231455273ae25bd8b25bef534a0d

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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>{ 
     
}