Integral upper limit function is a basic concept in function differential calculus.
积分上限函数是一元函数微分学的基本概念。
Nine, the upper limit temperature alarm function, temperature alarm function, the upper / lower limit temperature can be set;
温度上限报警功能， 温度下限报警功能，上/下限温度可设定 ；
Nine, the upper limit temperature alarm function, temperature alarm function, the upper / lower limit temperature can be set;
温度上限报警功能， 温度下限报警功能，上/下限温度可设定 ；
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