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运用不等式(组)解决实际问题的关键是找出题目中的不等关系.怎样寻找不等关系一般情况下,我们可以从反映不等关系的关键字眼诸如“大于”、“小于”、“至多”、“至少”、“不超过”等找出不等关系.但有一些实际问题中的不等关系比较隐蔽,寻找起来比较困难需要我们在理解题意的基础上认真分析、并结合生活常识和生产实际深入挖掘才能找出.
The key to solving practical problems with inequalities (groups) is to find unequal relationships in the topic How to look for unequal relationships In general, we can choose from keywords that reflect unequal relationships, such as “greater than ”, “ ”, “ At most ”, “ at least ”, “ no more than ”and so on to find out the relationship between.But some of the actual problems in the unequal relationship is more subtle, find it more difficult to need us to understand the problem Italy based on careful analysis, combined with common sense of life and production in-depth mining to find out.