【摘要】 简要介绍了真空锅炉的基本原理、特点，并对真空锅炉的应用和发展前景加以介绍，同时对比有压锅炉和常压锅炉，突出了真空锅炉的特点。更多还原

【Abstract】 Introduces the basic principle and characteristics of vacuum boiler,and foresee the prospectof its application and developm ent,and highlight its feature by contrasting pressurized boiler,atm osphericboiler and vacuum boiler更多还原