响应面

To improve some deficiency of calculation of reliability index in response surface method, point estimation of probability moment deduced by Resonbluth was introduced into response surface method.

针对响应面可靠度指标计算方法的缺陷，将罗森布鲁斯统计矩点估计法引入到经典响应面方法中对其进行改进。

The first approach was for an optimization of the design variables of sheet forming with the region of the interest moved across the design space and the uniform latin square designs of experiment.

采用均匀拉丁方试验设计方法提取适当的设计参数样本构造响应面近似模型，并不断通过移动和缩放设计兴趣域优化响应面模型优化反演拉延筋参数。

The normal transformation polynomial is used by some researcher in practical probabilistic analysis in structural or civil engineering; especially when multivariate random variables with the probabilistic characteristics expressed using only statistical moments are involved.

本论文提出了两种样本点选取策略，即方向余弦策略和有限步长策略，对响应面法进行改良；本方法一次性拟合响应面方程，避免了常规响应面法的复杂迭代运算，且对高非线性问题有较好的适用性。

The response surface analysis was carried out to develop an efficient polynomial equation for predicting the changes of response variables.

不同环境因子作用下菌株D值的响应面分析结果显示，响应面回归方程中无失拟因素存在，预测值与实测值达到较好的拟合(R2=0.9644)。

The effect of meteorological factors on the rats density could be evaluated by RSM model. This model was superior to linear regression model. The effect of meteorological factors on rats density was resulted from multiple factors and their interaction.

响应面分析法能够较好地应用于气象因子对鼠密度的影响，建立的响应面模型优于多元线性回归，气象因素对鼠密度的影响是多因素及交互作用的结果。

On the basis of the previous results and according to the central composite experimental design principles,the method of response surface method with 3 factors and 3 levels was adopted.then the factors influencing the technological parameters were determined by means of regression analysis.response surface and contour were finally graphed with the extraction rate as the response value.resultsthe optimum conditions of lycium barbarum polysaccharides extraction were as follows:the ratio of material to solvent of 1∶32,extraction temperature of 84℃ and extraction time of 2.3 h,one time extraction.conclusionthe yield of lycium barbarum polysaccharides is 11.10% under the optimum conditions.

方法在单因素实验基础上选取实验因素与水平，根据中心组合（box-benhnken）实验设计原理采用3因素水平的响应面分析法，依据回归分析确定各工艺条件的影响因子，以多糖提取率为响应值作响应面和等高线。结果在分析各个因素的显著性和交互作用后，得出枸杞多糖水浸提的最佳工艺条件为：料液比1∶32；浸提温度84℃；浸提时间2.3h；浸提1次。结论在最佳工艺条件下，枸杞多糖的实际提取率可达11.10%。

In this paper, aiming at the extraction of Sargassum fusiorme polysaccharide, experiment factors and levels were firstly selected by one-factor tests. Next, on the basis of this and according to the Box-Benhnken center-united experimental design principles, the method of response surface analysis with 3 factors and 3 levels was adopted.

针对羊栖菜多糖的提取，通过单因素实验选取实验因素与水平，根据Box Benhnken的中心组合实验设计原理，在单因素试验的基础上采用三因素三水平的响应面分析法，依据回归分析确定各工艺条件的影响因子，以多糖提取率为响应值作响应面和等值线图。

On that basis, the sequential response surface modeling method and its sequential sampling strategies were studied.

对多种响应面拟合方法进行了详尽分析，并通过测试函数比较了各种响应面拟合方法的拟合精度和拟合效率，得到不同响应面拟合方法的适用性。

For the extraction of Morchella esculenta polysaccharide, the factors affected extraction at different stages were declared by response surface methodology with three factors and three levels according to Box-Benhnken theory for center united experiments.

针对羊肚菌多糖的提取，通过单因素实验，根据Box-Benhnken的中心组合实验设计原理，采用3因素3水平的响应面分析法，确定各工艺条件的影响因子，以羊肚菌多糖提取率为响应值作响应面和等高线图。

MethodsBy means of orthogonally rotational combination design, microwave extraction mathematical simulation model was concluded by the linear regression analysis.

响应面法是采用多元二次回归方程来拟合因素与响应值之间的函数关系，通过对函数响应面和等高线的分析，能够精确地研究各因子与响应值之间的关系，寻求最优工艺参数，解决多变量问题的一种统计方法［3］。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。