分布参数

And the influence of bed temperature, fluidization number and bed material height on the size distribution of fragmentation was analyzed.

并分析了床温、流化数和床料高度3个运行参数对破碎后颗粒粒径分布的影响。

Based on the well-know Pennes'' bioheat equation,we calculated theoretically temperature field of HIFU-induced BFR in tissue,and measured spatial temperature rise in BFR induced by HIFU in freshly excised cow liver at constant acoustic intensity and exposure time, and studied the effects of the physical parameters of focused ultrasound transducer such as frequency,outer radius and curvature radius,focal depth, and acoustic intensity and exposure time on the temperature field of HIFU-induced BFR.

采用生物热传导方程理论计算了HIFU生物学焦域温度场，采用微型热电偶探针测量了HIFU辐照离体牛肝时靶组织温度分布；研究了聚焦超声换能器的物理参数、辐照深度和治疗剂量对HIFU生物学焦域温度场的影响；研究了HIFU在牛肝组织中的传播衰减。

With the method, tendency of measured value was analyzed, harmonic mode was checked by using autocorrelation function, the relation between spectrum parameters was analyzed and Fourier coefficient was calculated based on the theory of Fourier series. Finally, the significance of every period was tested and dominant period determined so as to establish the prediction model.

首先对实测序列进行趋势项分析；其次用自相关函数进行谐波模式检验；然后根据函数的傅立叶级数展开理论，分析谱参数之间的函数关系，计算傅氏系数；最后采用F分布检验法对周期进行显著性检验，确定主要周期，从而建立预报模型。

Based on fractal theory, the density, the temperature, the pressure tensor, the local surface tension and fractional dimension number of liquid-vapor interface at equilibrium are obtained by the help of molecular dynamics simulation.

本文在分形理论基础上，采用分子动力学模拟方法研究了在平衡状态下的汽液界面参数，得了界面区内的密度、温度、压力张量、表面张力和分维数的分布。

Frustum of cone and its parameter recognition algorithm based on shape distributions and minimum oriented bounding box was given.

给出了一种结合最小有向包围盒(minimum oriented bounding box， MOBB)以及形状分布的识别圆台体及其参数的算法。

This paper presented a method for S function of Pearson type three distribution based on incomplete gamma function for indefinite integral.

许多学者推导出了分布函数的反函数具有显式表达式的统计参数计算公式[1-2]，并且成功地应用水文频率计算。

The importance of determining the characteristics of data distribution was analyzed, and an approach to determine the Gauss distribution was presented.

在Matlab实验环境下，采用两组数据集进行了数值仿真，仿真结果说明了本文所提方法的可行性与有效性。关键词：支持向量机；核参数选择；高斯分布

First, a Gaussian distribution model for image pixel＇is proposed.

首先建立图像每一像素点的高斯分布模型，并根据图像序列中的当前帧及历史帧信息自适应地调整模型的参数。

In the study of the asymptotic properties, the testing statistics converges to a zero mean Gaussian process and is very sensitive to the to the local alternatives converging to the null one at a parameter convergent rate.

研究发现，文中的检验统计量在原假设下渐近收敛于一个零均值的高斯过程，并且对以参数速度收敛到原假设的被择分布特别敏锐。

The result show that the glass cover of amouphous glass-covered Fe-rich microwires are symmetrical, and the diameter ranging from 10μm to 30μm, they have the better electromagnetic parameters during the range of 2 ~18GHz. Reflection coefficient of one-layer absorber ( 1m m thick) was nμmerically calculated.

实验结果表明，由熔融拉丝法制备的Fe基纤维包覆玻璃形貌均一，直径范围在10μm～30μm之间，相结构分布均匀，在2 ~18 GHz波段具有较好的电磁参数，并计算了1 mm的单层反射率曲线。

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。