查询词典 orthogonal

The enzyme-inactivated and fat-skimmed material and 80% ethanol as the solvent were used in the extraction of amygdalin. The optimum extraction techniques were determined by the orthogonal experiment which was based on the single-factor experiment.

原料经灭酶、脱脂后，确定以80%乙醇溶液为溶剂来提取苦杏仁苷，通过单因素实验确定正交实验方案，进而得出较佳的提取工艺。

Objective To set up the quantitative method of amygdalin in decoctions prepared from various combinations of "Maxing Shigan Decoction" by HPLC and to study the changes of amygdalin in eight decoctions Methods Different decoctions were prepared and analyzed by L8 (2^7) orthogonal design, the contents of amygdalin in each decoction was determined by HPLC.

目的 建立HPLC法测定麻杏石甘汤中苦杏仁普含量的分析方法，研究配伍对汤剂中苦杏仁普含量的影响。方法采用L8(2^7)正交设计，以HPLC法测定苦杏仁普含量。

Methods: Orthogonal design and analysis of variance were used.

应用正交设计实验方法和方差分析。

Based on the range analysis and variance analysis of the orthogonal experiment, three potential optimal projects were obtained.

通过对正交试验的实验结果的直接观察，极差分析和方差分析，获得了三个可能的最优方案。

Shadow effect can not be neglected for thermal analysis of spacecraft,Accroding to the angle between solar light and antenna orbit plane and its orbit location,analytical geometry method was used for accurately calculating solar radiation heat flux distribution of reflector surfaces.To analyze the temperature field under heat flux,the formulations of net radiation flux density between two gray elements and the net flux density of gray surface under external thermal flux were deduced.Based on the characteristic of space environment,the nonlinear temperature distribution in transverse direction of reflector shell self radiation were considered,the finite element formulations were given for orthogonal material layered shell by Galerkin method.A layered element including a inner heat source layer was proposed,and the finite element formulation expressed by DOF of the inner heat source layer were put forward with temperature and heat flux boundarys between adjacent layer.

单馈反射面赋形天线是未来星载天线发展的一个重要形式，分析了基于物理光学、几何光学和几何绕射理论的理想反射面辐射场；介绍了基于几何光学的反射面天线赋形方法；针对赋形过程中辐射场的快速分析要求，比较分析了基于物理光学的Fourier-Bessel和Jacobi-Bessel级数展开方法以及GB展开分析方法；利用GB展开快速分析方法在20GHz频率下对0.6m口径的天线进行赋形分析，实现中国大陆的30dB增益覆盖，通过数值计算研究了固定增益期望下的口径尺寸随频率的变化，以及频率为20GHz的不同尺寸天线赋形后的覆盖目标区域最大增益的变化情况。

Effects of explants,2,4-D,6-BA,NAA and AgNO3 on inducing buds were studied in pineapple(Ananas comosus cv.Hawaii) by using orthogonal design.

采用菠萝试管苗的叶片、叶鞘、茎段和茎薄片作外植体，以MS或1/2 MS为基本培养基，应用正交试验设计方法研究了不同浓度的2，4-D、6-BA、NAA和AgNO3对夏威夷菠萝不定芽的诱导效果，并在添加不同激素组合的培养基中进行芽的增殖和生根培养研究。

objectiveto optimize the extraction process of total flavonoids in anchusa italica retiz.methodsthe content of total flavonoids was determined by uv spectrophotometer.the influence of each factor was measured by orthogonal experiments.

目的研究维吾尔药牛舌草中总黄酮的最佳提取工艺。方法采用正交实验确定各因素的影响大小，确定维吾尔药牛舌草中总黄酮的最佳提取条件，通过紫外分光光度法测定总黄酮含量。

Methods the squeezing process of angeleno was studied through a single factor experiment and an orthogonal experiment.

方法通过单因素试验和正交试验对安哥诺李的榨汁工艺进行研究。

And separating condition on the extraction of angelica oil by the orthogonal design and other methods.

目的 研究超临界CO2流体萃取当归中的挥发油的工艺。

Through the identification of inividual faces of seventy pictures and of ten subjects, the experimental results show that the system recognition performance has no direct relation with the type of input human facial images. The facial feature invariabilities are better that guarantees the correct recognition of subject's face within the limits of deviation angle of head along the four orthogonal directions.

通过对70张相片的输入人像和10个受试人面像的识别，实验结果表明：系统的识别效果与输入人像的类型没有直接的关系，人像的特征稳定，保证了受试人面部在20°以下的偏角范围内面像的正确识别。

Vishnu entered a dark fourth dimensional dream that did not support his field or continued life.

毗瑟挐进入了一个第四密度的黑暗梦想，那里并不支持他的能量场或继续生命。

Leaders and decision-making persons use it to collect the data, including the information of unit work, handing in fee, oweing fee, prepaying fee,changing and afterpaying and account transfering of joining-insurance employee, and account paying of all kinds of insurances from hospitalization insurance institutions.The collected data is picked up, organized, switched and showed to user.

该子系统主要面向各级领导、决策分析人员；从各个医疗保险经办机构和定点医疗机构采集数据，包括在各个医疗保险经办机构处理的单位办公信息，单位缴费、欠费、预缴费信息，参保职工变更信息，参保职工增减变动信息，参保职工补缴信息，参保职工帐户划拨信息：包括各定点医疗机构处理的各险种帐户支出信息，各险种的统筹金支付信息等；将采集的数据提取，组织和转换，然后展示给用户。