The best answer: According to the specifications, the distance between the main facade and the secondary facade of independent dining buildings and residential buildings should not be less than 9 meters, and the horizontal distance between the kitchen and residential buildings in the podium should not be less than 9 meters.

In addition, the distance between the kitchen of the catering unit and the outpatient building, inpatient department and school building of the hospital shall not be less than 9 meters. Where the building height of the catering unit is more than 24 meters, the height of the lampblack outlet from the ground shall not be less than 7 meters, and it shall not face the house, school, hospital, etc.