叶面积消长动态符合一元二次方程变化曲线；
The dynamics of leaf area accorded with the curves of second-order equation.
镉累积释放量与淋溶量的关系可用一元二次方程描述。
The relation between the cumulative release amount of cadmium with the leaching amount could be described with mono basic quadratic equation.
从前求一元一次方程和一元二次方程的根，要求输入方程的系数，数据间逗号或空格分隔，输出方程的根。
Once upon, slover the root equation of a degree and equation of two degree that need input coefficient of equation, data separate need comma or space, output the root equation.
FORTRAN77编制的求一元一次方程和一元二次方程的根，实现了输入方程字符串，输出方程的根。
The program use The FORTRAN77 language slover the root equation of a degree and equation of two degree, It is succeed that input string of equation, output the root equation.
利用一元二次方程的求根公式构造二元二次方程组的迭代算法，通过图解二元二次方程组的解来说明迭代算法在实践中的应用。
In this paper, the author gives the formula of roots of a quadric equation over a field of 2 k elements and presents the problem.
径流含沙量与土壤前期水分之间的关系呈近似一元二次方程抛物线变化，荒漠草原坡面土壤流失最少的前期最优土壤含水量值为17.5%。
The relationship of sediment content and antecedent soil moisture showed the parabolic trend. In desert grassland, the soil moisture is 17.5% in the early time of surface soil loss.
基于当代认知心理学有关应用题解答的研究成果，笔者选择了样例学习理论和图式理论作为研究依据，就一元二次方程应用题进行了一项教学实验。
This paper is a report of a teaching experiment on word problems on quadratic equations with one unknown based on the theory of schemas a.
基于当代认知心理学有关应用题解答的研究成果，笔者选择了样例学习理论和图式理论作为研究依据，就一元二次方程应用题进行了一项教学实验。
This paper is a report of a teaching experiment on word problems on quadratic equations with one unknown based on the theory of schemas a.
应用推荐