The operation experiences of demonstration projects indicate that,retrofitting old boiler with CFBC technology for burning high sulfur coal is an important way to control SO2 pollution.

• 这些示范工程的成功经验证实:旧锅炉政循环流化床燃烧锅炉烧高硫燃料,是减少SO2污染的重要途径之一,是切实可行的。