英语翻译极限是高等数学基础概念和核心内容之一,也是高等数学的一个重点和难点；极限运算是高等数学中最基本的运算,是学生必须

Limit is based on advanced mathematics concepts and core content of mathematics is an important and difficult; limit operation is the most basic computing mathematics, students must master basic skills. Limit of Questions flexible, in different ways, special techniques is also very strong. Therefore, the limits of this paper summarizes the concept and related theorems Limit of several methods and techniques