quadratic equation

1. Well, this is a quadratic equation in v of t.
   这是关于vt的，二次方程。
2. GFR was estimated by2 methods: the Modification of Diet in Renal Disease and the Mayo Clinic quadratic equation.
   通过2种方法对GFR进行估算：肾脏疾病饮食修正方程和梅约医疗中心二次方程。
3. Everything in algebra was boring extrapolation after that, including the quadratic equation, which I have never used in my life.
   以后代数中的种种推论都很枯燥，包括二次方程式，我这辈子从未用过它。
4. One Variable Quadratic Equation of Expulsion Coefficient from Source Rocks and Its Application
   烃源岩排烃系数的一元二次方程及其应用
5. Notice that this second equation is a quadratic equation in v of P.
   注意，第二个方程是，关于vp的二次方程。
6. It is a quadratic equation, so you get two solutions of which one of them is nonphysical, so you can reject that one.
   这是一个两次方程，你会得到两个，和物理无关的答案，你可以舍掉那一个。
7. Aiming at problems of solving multiple quadratic equation systems, the redundancy of extending equations by Extended Linearization ( XL) algorithm is analyzed.
   针对多变量二次方程组的求解问题，对XL算法的冗余性进行分析与改进。
8. This program calculates the root ( s) of the quadratic equation with very common and simple algorithms.
   这个程序能用非常普通和简单的算法来计算一个二次方程的根。
9. You will get two solutions; it's a quadratic equation.
   得到两个解；，这是二次方程。
10. A quadratic equation with one variable for two-story frames and a cubic equation with one variable for three-story frames are derived from which the rotational restraint provided to each column may be solved and the effective length factors can then be determined by the traditional formula or tables.
    对于三层框架，通过求解一个一元三次代数方程，得到各柱柱端的转动约束。进而由传统公式或规范附表得到各柱的计算长度系数值。
11. The results were as follows: As for shading treatment and control, the accumulation course of amylose in rice could be simulated by quadratic equation. Hence, its course could be separated in 2 stages, namely rapid increase stage and relatively steady stage.
    结果表明，遮光与对照的籽粒直链淀粉的积累过程均可以用二次曲线回归方程模拟，因此其积累过程可以大体分为2个阶段，即快速增长阶段，变化相对平稳阶段；
12. The repairs of stiffness matrix are re-duced to small local field of plasticity for the treatment of material nonlinearity and the Weighting coefficients of crossed element are solved by quadratic equation.
    对于材料非线性的处理，将刚度矩阵的修改缩聚到小的局部塑性区，并通过二次方程来求解过渡无素的加权系数；
13. The methods of determining a spinning angle of the coordinate axes for standardizing a general quadratic equation elliptic revolution
    用旋转坐标轴的方法证明中值定理二次方程化简中坐标轴旋转角的确定问题
14. In the temperature test, the relationship between temperature and the electric signal is a quadratic equation and the resolution is less than 0.014 ℃;
    在温度实验里，温度和探测到的电信号成较好的二次关系，温度分辨率为0.014℃；
15. The conclusion shows that the optimal strategy of predator is the quadratic equation of time and the profit is the descending function of temporary impact coefficient.
    结论表明，捕食者的最优交易策略为时间的二次曲线形式，并且捕食交易利润是瞬时冲击系数的单调减函数。
16. In the position of fracture structure, transient electromagnetic method showing that the quadratic equation electric potential of normalization attenuation fast and it present double peak abnormality.
    在断裂构造位置，瞬变电磁法表现为归一化二次电位衰减快，呈现双峰异常。
17. In this article, the author introduces the definition and the classification of the family of quadric curve, and illustrates its applications with examples in solving the equation of quadric curve, the groups of binary quadratic equation and one variable equation of four times.
    介绍了二次曲线族的定义和分类，并举例说明了它在求二次曲线的方程、解二元二次方程组及解一元四次方程中的应用。
18. Theoretically speaking, it is a rather-clearly discussed subject to standardize the quadratic equation into the normal forms by spinning the coordinate axis so as to approach the shapes of its curves.
    从理论上讲，通过坐标轴旋转将二次方程化简为规范形式，从而讨论其曲线的形状，这已是讨论得相当明了的课题。
19. The relation between the cumulative release amount of cadmium with the leaching amount could be described with mono basic quadratic equation.
    镉累积释放量与淋溶量的关系可用一元二次方程描述。
20. Least square regression method was used for MTF curve ( at logarithmic axis) fitting with quadratic equation so as or cubic equation to obtain the desired parameters.
    用最小二乘法对MTF曲线（对数坐标下）进行二、三次项拟合，求得拟合参数。
21. After deriving Swt from the model, we find out that the water saturation equation is a quadratic equation about Swt, so its solution is very simple and obtained by using the standard quadratic-root formula.
    通过研究混合泥质砂岩有效介质通用HB电阻率模型的求解方法，表明模型导出的关于S（wt）的方程是一个一元二次方程，可用求根公式求解，解法非常简单。
22. The physical meaning of characteristics parameter α of quadratic equation and its influence factors are mainly discussed.
    重点讨论了二次式特征参数α的物理意义及其影响因素。
23. Completing the analysis of the solutions of the quadratic equation by using the new method and also obtaining the diagonalizable solutions of standard matrix polynomial equation.
    应用新方法完成了二次方程解的完整分析及得到了一般矩阵多项式方程的可对角化解。
24. In order to accurately simulate the relationship between residents 'consumption and social security, this paper establishes a quadratic equation, and calculates the lowest level of social security according to quadratic equation.
    为了更加准确地模拟两者的关系，本文建立了两者的二次方方程，并以此计算出最低社会保障水平。
25. The results showed that the leaf angle changed in four stages with development of leaf age, and the relationship between leaf blade length and its width could be expressed in power function; the change of SLW with LP could be expressed in quadratic equation.
    结果表明：叶角随叶龄发育可分四个变化阶段；叶长与叶宽的关系可用幂指数函数描述；比叶重随叶位变化可用二次曲线拟合。
26. Besides, a quadratic equation model for polyphenols extraction was set up. The model played an important role in predicting the extraction rate of polyphenols from blueberry leaves. 2.
    同时建立了醇提蓝莓叶多酚的二次数学模型，对蓝莓叶多酚提取具有良好的预测作用。
27. The total amount of N in pod shells increased firstly and then decreased, according with quadratic equation.
    果壳中N素总量的变化呈先增后减的趋势，符合二次函数关系。
28. Introduced the work flow and database design of the system, took the quadratic equation with one unknown in math course of middle school as an example and demonstrated the study diagnosis process under the two models.
    介绍了系统的工作流程和数据库设计。以初中数学中的一元二次方程章节为例，演示了系统在两种模式下对学生的知识状态进行诊断测试的过程。
29. In the first one of them, the equation to calculate the phase shift between two adjacent frames is deduced by solving a monadic quadratic equation and then the arbitrary unknown phase shift can be calculated by using the two interferograms and the intensities of object and reference waves.
    其一是通过求解一元二次方程，推导出相邻两幅干涉图之间相移量的计算式，由相邻两幅干涉图和物光及参考光强度计算任意未知相移量。

noun

1. an equation in which the highest power of an unknown quantity is a square

   Synonym:    quadratic