采用三元二次回归正交组合设计，研究了氮、磷、钾三因素五个水平对湖北麦冬产量的影响。
T. ma was studied on the base of other studies, the experiment adopted with the combination design of orthogonal and quadratic regression equation.
以香石竹叶片为外植体，利用二次回归正交设计对其再生体系建立中的关键因素6-BA和NAA的浓度及其组合进行定量优化。
Optimal concentrations of 6-BA and NAA and their combinations were tested with quadratic regressive orthogonal design for their effect on shoot regeneration of Dianthus caryophyllus L.
本文分析了利用二次回归旋转组合设计，研究玉米大豆间作群体各限制因素对产量等目标性状的影响。
The influence of limiting factors in a population of intercropped corn and soybean upon object characters such as yield was studied with quadratic regression rotational combinatorial design.
采用二次回归旋转正交组合实验设计方法，探讨了魔芋葡甘聚糖凝胶珠的硫酸酯化修饰的最优化工艺条件。
The optimal technical conditions for sulfated modification of konjac glucomannan gel beads were (investigated) by the quadratic regression rotatable orthogonal design.
方法采用四因素二次回归正交旋转组合设计和生物统计方法。
Methods: Four factors quadratic regression rotation combination design and agricultural biological statistics were applicated.
采用二次回归正交旋转组合设计，研究了水肥耦合效应对保护地土壤硝态氮运移的影响。
Coupling effects of water and fertilizers on translocation of nitrate nitrogen in protected land were studied with the design of quadratic orthogonal rotational combinations.
采用二次回归旋转组合设计方法，对甜菜种衣剂优化配方进行筛选。
The sugar beet seed coating prescriptions were studied according to quadratic regression and rotation design.
利用二次回归的中心组合设计方法进行试验设计和数据优化。
The experiment design and calibration data are dealt with the central composite design, which is a statistical method.
在单因素试验基础上，利用二因素中心组合设计原理及响应面法分析建立二次回归模型。
Based on the results of single-factor experiments, a quadratic regression model was established with the help of two factors central composite experimental design and the response surface method.
根据二次回归正交组合方法与油气藏射孔完井有限元模型进行了数值模拟试验的设计与计算。
According to the secondary regression in quadrature combined method, the design and computation of finite element numeric simulation were done.
运用农业系统工程原理，采用二次回归正交旋转组合设计进行田间试验。
The field experiments were carried out by using the principle of agricultural systems engineering and the modular design between quadratic regression and positive rotation.
采用三因素五水平二次回归正交旋转组合设计，研究玉米品种、密度、施肥措施对西昌地区玉米产量形成的作用效应，建立回归模型并分析各因子的作用规律。
Quadratic orthogonal regressive rotation design of three factors is applied to study the effect of varieties, density and fertilization to maize yield in Xichang ecological area.
采用三因素二次回归通用旋转组合设计，研究了灌水量、氮肥、钾肥的耦合效应对番茄的影响，得到番茄产量对三因素的回归数学模型。
Using quadratic general revolving combination design with 3 factors, the effects of irrigation, nitrogen and potassium fertilization on greenhouse tomato were investigated and quantified.
通过单因素实验、正交试验及二次回归旋转组合设计，确定出草莓酸奶生产配方的整体优化方案。
Through the single factor experiment, orthogonal experiment and matched design, the optimized strawberry yoghurt's formula is determined.
通过单因素实验、正交试验及二次回归旋转组合设计，确定出草莓酸奶生产配方的整体优化方案。
Through the single factor experiment, orthogonal experiment and matched design, the optimized strawberry yoghurt's formula is determined.
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