quadratics

1. The main factors which influence web falling include straightening force, gap between roller outside and beam inner side and roller-outside-corner radius, and the varying regulation of web falling is quadratics of the relevant factors.
   而影响腹板凹陷量的主要因素包括矫直压力、侧向间隙和矫直辊圆角半径等，三者的影响规律均为相应参数的二次函数形式。
2. For optimization parameters in structure and motion, the experimental method of the five-factor quadratics rotary orthogonal combination was adopted, and three evaluation indexes was applied in the experiment.
   为了优化其结构与运动参数，采用二次回归正交旋转组合试验设计进行了混合均匀度、物料细粉率及单位时间功率消耗作为指标的试验研究，得出了其结构与运动参数的合理组合。
3. Extreme Value of Quadratics of N Variables
   n元二次式的极值
4. Experimental Study of the Quadratics Rotary Orthogonal Combination Design was Used Balanced Fertilization to Chinese Chestnut
   板栗配套施肥的二次旋转正交优化试验研究
5. A Brief Account on Four Quadratics in Elementary Algebra
   浅谈初等代数中的四个二次
6. The quadratics rotary orthogonal combination design was used to conduct field experiment of integrated balanced of yard manure, urea, calcium superphosphate, potassium chloride and potassium dihydrogen phosphate fertilizer in order to increase the yield of Chinese chestnut.
   为提高板栗的产量，对圈肥、尿素、过磷酸钙、氯化钾、磷酸二氢钾等肥料，运用二次旋转正交组合设计，开展综合配套的施肥田间试验。

noun

1. a branch of algebra dealing with quadratic equations