...方程的可解性；根与系数的关系；符号化 [gap=628]Keywords:Algebraic equations; Solving equations; Prescribing of plus or minus; Solvability of the equation; The relationship between the coefficient and the root; Symbolic.
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In this paper, the parabolic equation with boundary perturbation is considered. Using discussion of the solvability, the perturbed solution of original problem is obtained.
本文研究了具有边界摄动的抛物型方程。利用可解性的讨论，得到了原问题的摄动解。
This paper discusses the solvability of an elastic beam equation under asymptotic nonuniform nonresonance condition.
在弹性梁方程满足渐近非一致非共振条件时，讨论了方程解的存在性。
The association interaction parameter of PPB-MAH can be used to express the molecule polarity quantitatively, and the ellipse equation can be used to estimate the solvability of solvents.
MAH的缔合力参数可以用来量化表示其分子极性，椭圆方程可以用作溶剂的可溶性的预测。
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