前言一九七○年以来,我们在省、市有关领导部门的领导和组织下,举办了多期《锅炉改造》工人短训班。为了便于广大工人师付掌握小型锅炉的计算,我们于一九七一年提出了一种小型锅炉的简易热力计算法,并于一九七二年编入由科学出版社出版的《小型 Preface Since 1970, under the leadership and organization of the relevant provincial and municipal leaders, we organized a number of short-term “boiler remodeling” workers’ training courses. In order to facilitate the majority of workers to master the calculation of small boilers, we proposed a simple thermodynamic calculation method for small boilers in 1971. In 1972, we compiled a book entitled "Small