组合方法

Experiments show that the fuzzy C-means clustering algorithm can distinguish gas samples of different classes, and can be used in real time detection of gas.

利用遗传算法，并借助于反向传播神经网络，对气体定性识别系统中的气体传感器进行筛选，通过评价传感器组合对反向传播网络识别单一气体结果的影响，建立了一种优化传感器阵列的方法； 6。

The survived tissue of the receptor site have good blood supply and there is no effect on the functions of the donor site.

结果 采用上述二种方法进行吻合血管的单一组织移植20例，组合组织移植66例，参与移植组织全部成活且具有良好的血液循环，受区残存组织及肢端血供良好。

In this method, wavelet and fractal are used to pick up the structure feature and statistical feature, and these features are combined and used for recognizer as input data.

对手写汉字分别采用小波和分形的方法提取其结构特征和统计特征，并将提取的结构特征和统计特征组合后作为识别器的输入进行识别。

Information hiding technique based on bit-stream recomposition recompose the secret stream and media stream. The recomposed stream still could be used.

基于码流重组的信息伪装方法是通过修改媒体数据，将秘密数据与媒体数据重新组合在一起，并且保证得到的媒体数据仍然可用。

The test with the gravity anomalies and gravity gradiometry data of the synthesized Y-type dyke and multiple rectangular prism models shows that the method can image the spatial extension states and the distribution of equivalent excess masses of anomalous geological bodies with high resolution both longitudinally and transversely.

通过合成Y型岩脉模型和合成多个直立长方体组合模型的重力异常和重力梯度数据试验分析，验证了本文三维相关成像方法可显示出异常地质体的空间赋存状态和等效剩余质量分布，具有良好的纵向和横向分辨率。

Based on the idea of dynamic programming, the recursion formula of the least number of movements necessary for this problem is presented.

采用动态规划的想法，给出了多柱汉诺塔问题最少移动步数的递推公式和具体表达式，并使用3层数学归纳和纯组合的方法对其进行了证明。

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%。

With ripe banana as raw material, the total extraction rate of cellulose and the yield of large-molecule products in the process of starch enzymolysis characteristics of banana pulp were researched by using limited hydrolysis method of amylase, and the best process parameters were confirmed through general revolving combination design of quadratic regression and response surface analysis.

方法］以成熟香蕉为原料，采用淀粉酶有限水解法，研究其果肉淀粉酶解特性过程中纤维素的总提取率及大分子产物得率，并通过二次回归通用旋转组合设计及响应面分析确定最佳工艺参数。

In Chapter 4 and Chapter 5, we discuss the quadratic finite element space with Regular mesh and the one with Criss-Cross mesh. We can respectively obtain the finite element asymptotic expansions and extrapolations in these situations. The high accuracy combination formulas are constructed.

在本文的第四、五章中，我们将在第二、三章中所使用的方法分别推广到Regular网格与Criss-Cross网格下的二次有限元空间中，得到了这两种情形下的有限元的渐近展式与外推结果，并构造出了相应的高精度组合公式。

The error model identification of accelerometers on a azimuth strapdown platform system is also concerned in the dissertation. The composite 14 position test plan of the regular hexahedron and octahedron is provided, and identification results are obtained by using improved progressive regression algorithm.

本文实验研究了方位捷联平台系统加速度计误差模型辨识方法，根据最优试验设计理论设计了正六面体和正八面体组合十四位置试验计划，并用改进的逐步回归算法给出了辨识结果。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。