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。
The integral upper limit function strengthened between the differential and the integral relation, is the definite integral fundamental formula rationale.
从概率基本公式出发，在偏态分布的约束条件下，经数学推导；建立概率积分式。
From a probability basic equation through mathematical deduction, a probability integral equation is set up in constraint condition of non-normal distribution.
当用积分方程法分析桩和其它地学工程问题时，这些公式可以用作一近似的基本解。
These formulae can be used as an approximate basic solution when the integral equation method is employed for the analysis of piles and other geotechnical engineering problems.
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