... [ quadratic polynomial ] 其每一项的最高次数为2的一个多项式 [ quadratic ] 二次的多项式 [ binomial ] 由正号或负号将两项联结而成的数学式 ...
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有了曼德尔勃特集合，蔬菜和二次多项式都变得有趣多了。这个方程序表现了类似图中的花椰菜菜籽的重复的复杂性。
Both vegetables and quadratic polynomials are made more interesting with the Mandelbrot set. The formula explains the repeating complexity of broccoli heads like this one.
本文从不同种植密度和施氮量对玉米籽粒产量的影响，建立了二次多项式回归方程。
Second-degree polynomials equation of maize(Zea Mays L. ) grain yield with both planting density and nitrogen fertilization was established by means of regression analysis.
本文主要研究双二次多项式的动力系统。
D dissertation is concerned with the dynamics of biquadratic polynomials.
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