【机械工程】液体燃料在燃烧区内蒸发的燃烧器【机械工程】液体燃料在燃烧空间蒸发的燃烧器

burners in which liquid fuel evaporates in the combustion

drain heat-fire from the lower and upper burners

rotating, flame disposition of burners

arrangement of mantles on burners

arrangement of burners in heaters

arrangement of burners

mounting of burners

arrangement of oil burners in heaters and ranges