求实际应用问题中的最值,近年来很受高考命题人的青睐,因能考查学生对数学知识的灵活转化和实际应用的能力,能全面体现学生的数学综合素质,所以成为近年来高考常考题型.许多同学在处理此类题目时,往往难以下手,不知如何处理繁杂的条件,如何建立数学模型.本文试图就几类常见实际应用问题中最值的求法,给读者一些有益的启示. Seeking practical application of the problem in the most value, in recent years by the college entrance examination proposition of people of all ages, because students can test the flexibility of mathematical knowledge and practical application of the ability to fully reflect the overall quality of students in mathematics, it became the college entrance examination in recent years Many students are often struggling to deal with such problems, they do not know how to deal with complicated conditions and how to set up mathematical models.This paper attempts to give readers some helpful suggestions on the most practical ways to solve some common practical problems.