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2.The results show that NLCGM(1,1) is more accurate than the traditional CGM(1,1) and the quadratic equation. The average absolute deviations of NLCGM(1,1), CGM(1,1) and quadratic equation are 0.016 , 0.033 and 0.056, respectively.
经验证，计算值与实验值相吻合，获得了较常规CGM（1，1）模型和二次方程更高的精度，平均绝对误差为0．016，而常规CGM（1，1）模型和二次方程的平均绝对误差分别为0．033和0．056。收藏指正
3.We found that percentage of total axes shortening ( TΔAa ) and EFa correlated closely. Their line regression equation is EFa = 0.1712+1.3303T%Δa (r = 0.880)and the quadratic equation is EFa = 0.0396 + 2.48741%Δa -1.9787 ( T%Δa ) 2 (r2 = 0.981 ) .
直线回归关系为EFa=0.1712+1.3303T％△a,r=0.880,曲线回归关系为EFa=0.0396+2.4874T％△a-1.9787(T％△a)~2,r~2=0.981。收藏指正
4.The absorption behavior of dyestuffs wastewater can be well represented by fake quadratic equation of adsorption kinetics and langmuir absorption isotherms equation, this show that the absorption speed to dyestuffs wastewater depend on chemical absorption and the absorption behavior is monolayer absorption.
实验数据表明AMB废水处理剂对有机染料废水的吸附符合准二次吸附动力学方程与langmuir等温式，说明AMB废水处理剂对染料分子的吸附是以化学吸附为速度控制步骤，属于单分子层吸附。收藏指正
5.Quadratic equation was found between LWUE and PAR,and LWUE was more than 7.0 μmolCO_2/mmolH_2O when PAR varied between 500~900 μmol/(m~2·s).
光合有效辐射在500~900μmol/(m2.s)范围内,叶片水分利用效率均大于7.0μmolCO2/mmolH2O;收藏指正
6.The problem of optimal polarization filtering of partially polarized signals in the interference background is studied. With the index of Signal-to-Interference-and-Noise-Ratio (SINR) as the optimization object, a nonlinear optimization model is built. With the help of Lagrange multiplier method and properties of asymmetric matrix, the problem of SINR optimization is transferred to a root problem of a quadratic equation.
研究了干扰环境中部分极化信号的最佳滤波问题,以信号干扰噪声比为优化对象,建立了带约 束非线性优化模型,利用拉格朗日乘子法和参量矩阵的反对称性,将非线性最优化问题巧妙地转化为二次代 数方程求根问题,得到了最优化问题两个备选解的解析表达式,给出了完整解法.收藏指正
7.The fitted multivariate quadratic regression equation can better express the relation of seedling growth of the alder to physical-chemical factor of the soils.
根据36种土壤上桤木(Alnus cremastogyne)盆栽试验的结果,用多元二次回归方程拟合,通过微电脑运算,探讨了幼苗生长与13项土壤理化因素的关系。收藏指正
8.The fitted multivaliate quadratic regression equation can better express the relation between nodulation and nitrogen fixation of alder and physical-chemical factor of the soils.
桤木结瘤固氮与土壤理化因素的关系,可用多元二次回归方程表达。收藏指正
9.As calculated according to the quadratic regression equation, the average amounts of copper and zinc were 0.747 ppm and 0.122 ppm in each gram organic matter per 100g topsoils (0—20cm)respectively.
用二元回归的方法,百克表土(0-20cm)中每克有机质含有效铜平均为0.747Ppm、含有效锌平均为0.122ppm;收藏指正
10.Density of (2,23~3.0) NaF·AlF3-(0~ 5%)LiF-(0~15%) CaF2 system was studied within a broad range of composition at the temperature of 20℃ above nibal crystallization temperature(ICT), which differed from the isothermal properties obtained before. The result was described by a three-factor quadratic regression equation.
本文区别于以往的恒温性质，在较宽的成分区域内研究（2．23～3．0）NaF·AlF3－（0～5％）LiF－（0～15％）CaF2系熔体的变温密度，测定结果用三因子二次正交回归数学模型描述。收藏指正
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