对福建南靖国有林场山地麻竹笋用林采用五因素二次回归正交试验设计进行配方施肥研究。
The quadratic regression orthogonal design with five factors was adopted to shoot_used Dendrocalamus latiflorus forest planted on hills in Nanjing stated_owned forest farm.
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.
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.
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