variable upper limit integral 变上限积分
function of upper limit integral 积分上限函数
integral upper limit function 积分上限函数
variable upper limit definite integral 变上限定积分
integral upper limit 积分上限
The integral upper limit function strengthened between the differential and the integral relation, is the definite integral fundamental formula rationale.
积分上限函数加强了微分和积分之间的联系，是定积分基本公式的理论基础。
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。
Following a detailed mathematical derivation a new approximate algorithm for the fatigue fracture of metals is given namely a complicate integral having a changing upper limit.
在详细的数学推导之后，给出了金属疲劳断裂几率即一个变上限复杂积分的近似解析函数表达式，并与计算机的数值曲线进行了比较。
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