特征参数

Trilinear hysteretic model is put forward for SRSHC, and the calculation formula of the characteristic parameters in hysteretic model of SRSHC is put up. This model also can be usedfor steel reinforced high strength concrete columns. It is the basis of the time analysis of elasto-plastic dynamic.

通过对试验试件的滞回曲线分析，提出了刚度退化的三线型钢骨超高强混凝土柱恢复力模型，通过试验现象和数据，求出了其特征参数的计算公式，从而为工程上进行弹塑性时程分析提供理论基础。

Sixthly, research on seismic performance of repaired HSC column after hightemperatures The nonlinear whole process analysis method of reinforced concrete is used.Programs of moment-curvature and shear force-displacement of repaired HSCcolumn are developed after exposed to four sides and two symmetrical sides fire.Seismic performance of repaired reinforced HSC column after fire is studied. Byanalyzing the calculating results, the corresponding formulas of characteristicparameters of their skeleton curves of repaired HSC column after fire are proposed,and it is compared with corresponding curve of unfired columns.

火灾后已修复高强混凝土柱的抗震性能研究利用钢筋混凝土非线性全过程分析方法，编制了火灾后(包括四面受火和双面对称受火)已修复高强混凝土柱截面弯矩一曲率关系和剪力—位移关系的计算程序，对火灾后己修复高强混凝土柱的抗震性能进行了研究，通过对计算结果的分析和整理，给出了火灾后已修复高强混凝土柱M-φ及P-△骨架曲线特征参数的回归计算公式，并将上述曲线与未受火柱的相应曲线进行了比较。

Meanwhile, paper discussed the significance of marine origin potash deposit. It is helpful to research the factors of potash deposits forming and for us to forecast the resource potential of unfound potash deposits in the paleo-marine basins in China.

讨论了世界海相钾盐矿床定量化研究的意义，不同类型钾盐矿床的特征参数有助于对我国海相盆地成钾条件研究，并可以对海相盆地中未发现钾资源储量进行远景预测与评估。

The effect of flow pattern on vasoactive mediators secretion was studied.

首先，在数值模拟的基础上分析了流型特征参数，确定了流槽的设计尺寸。

Focus on using the spectrogram to recognize. This paper completed the sampling, quantization and preprocessing of the voice signals, and extract characteristic parameters and map spectrogram by MATLAB 6.5. Besides, it also did some further analysis and verification on voice samples recorded by ourselves. Finally, there is an actual cases of voiceprint recognition in forensic expertise.

在MATLAB6.5平台上，完成了从语音样本的采样与量化、语音信号的预处理、特征参数的提取，直到语谱图的绘制，并通过对自行录制的语音样本进行分析，验证了声纹识别的理论以及本文所采用的分析方法，最后，介绍了本识别方法在实际案件中的应用。

On the basis of implementing statistical analysis to the parameters data of each logging response feature,the paper determined the probability density function and subordinate functions and gave math model used for lithologic identification by vulcanite fuzzy probability.

在对各测井响应特征参数数据进行统计分析的基础上，确定了模糊概率的概率密度函数和隶属函数，并给出了用于火山岩模糊概率识别岩性的数学模型。

Based on human cognize character ,the article put forward a Weightiness Amend Coefficient to denote the important extent of different character.

本文从人类认知学的角度出发，提出了一种对特征参数进行修正的重要性修正因子，并设计了模糊隶属度函数。

Saline soils and the rice paddy soils developed on saline soil.were sampled from Zhenlai county of Jilin Province in this paper.The main alkalize characteristic parameters,including pH,cation ex- change capacity,exchangeable Na~+,exchangeable sodium percentageand the content of wa- ter-soluble salty,were measured.

本文中的土样采自吉林省镇赉县，在盐碱土的典型区域，选择了未开发利用的盐碱土和在盐碱土基础上开发为稻田土壤的剖面，测定计算了土壤 pH 值、阳离子交换量、交换性 Na~+、碱化度和水溶性盐总量等主要碱化特征参数。

As for the realization of hardware,the thesis depicts the realization of every partof music recognition system based on the TMS320VC5402 in detail;as for thedevelopment of software,the thesis gives the software design flow chart of the musicrecognition system,simulates the basic theory with MATLAB language and gives thesimulation results.Well,with the characteristic parameters of the vocality and theinstrumental music,we can recognize the input digit music speech successfully andput forward it's pitch,cadent,and sing name.The result is comform that the musicrecognition based on the TMS320VC5402 is run well and the accuracy reaches 96percent.and it can meet the needs of the practicality application.

在硬件实现上，详细阐述了基于TMS320VC5402DSP的嵌入式音乐识别系统的各部分硬件设计，在软件开发上，给出了嵌入式音乐识别系统软件设计的各部分流程，并对各部分进行了仿真试验，给出了仿真结果，并分别对声乐和器乐这两种音乐信号进行了模板特征参数提取及其与待测信号进行匹配识别，试验结果表明：对音乐信号的识别精度在96%以上，成功实现了对音乐的音高、唱名、节奏的识别，满足了实际应用的需求。

The Cp curves' shape are cliffy,the pore structure is assorted and pore structure characteristic parameter s mainly are poor.

细管压力曲线上看，曲线较陡，分选差，孔隙结构特征参数总体上较差，与孔隙度、渗透率有一定的关系，大的孔隙对渗透率的贡献最大。

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。