臭氧预测update，根据城市名查询预测和实际数据

jinpengyong

2020-07-29 bc6aaea416da40038dee2df1b3de4a1581da2a48

1
2
3
4
5
6
7
8
package com.moral.mapper; 
 
import com.moral.common.mapper.BaseMapper; 
import com.moral.entity.Density; 
 
public interface DensityMapper extends BaseMapper<Density>{ 
     
}