理论模型

A theoretical model of nonlinear pulse wave propagation in artery with peripheral organizations.

非线性脉搏波在具有外周组织的动脉内传播的理论模型。

In succession, it introduces development practices of personalized active information system software developed on the basis on Intelligent Push-Pull Technology.

接着论述了基于Push技术的个性化主动信息服务系统的理论模型等问题。

Based on the measured refractive index distribution curve, according as the theoretical model of light transmission in the GRIN medium, using quadrivalent Runger-Kutta method to carry out the light tracking, by this means the mainly imaging character index of themicro-lens such as foci, longitudinal and transverse spherical aberrations aberration etc is calculated.i.

第五章 从测量所得折射率分布曲线出发，根据梯度介质球内光线传输的理论模型，用四阶runger-kutta方法进行光线追迹，计算了此种梯度球的纵横向球差等光学特性，给出所制作梯度折射率微球透镜成像性能的评价。

In order to explain the segregation mechanism of primary silicon, a model of quantum theory was established.

为解释初生Si的偏聚机理，建立了相应的量子理论模型。

And the theory of far field output of radial slab waveguide laser which had a structure of imaginary confocal unstable resonators was established and was used for calculation.

建立了具有非稳虚共焦腔结构的辐射型平板波导激光器的远场输出的理论模型，并作了计算。

The theory and method of radio frequency resonant extraction is described in particular also.

重点介绍了射频共振引出的理论模型和模拟实验方法。

In this paper, based on the comparison between CMOS and CCD image sensor and according to the principles of photometry and radiometry, the imaging range formula of CMOS image sensor in space-based system for space targets is derived with detail analysis, considering the metric of Signal-to-Noise Ratio and taking deep space as background.

在对CMOS和CCD传感器进行对比的基础上，从信噪比的角度出发，以深空作为背景，根据光度学和辐射度学的基本原理，对基于CMOS图像传感器的天基空间目标监测系统的成像距离进行了详细分析和公式推导，并以STAR-1000 CMOS图像传感器为例验证了理论模型和计算公式的正确性，最后对进一步提高CMOS图像传感器成像距离的方法进行了简要分析。

In this paper,the random field model of geotechnical parameter is also expatiated in detail.

详细论述了土工参数的随机场理论模型，总结了计算土体自相关距离的几种方法并给出了计算实例。

In order to characterize the spatial characteristics at different scale, different theoretical model coefficient we defined to create the Kriging map and the rational number of sampling impendent from each other at different spatial scale.

变异函数结构分析显示，土壤机械组成的空间变异在各方向上具有不同变率，但均可通过线性变换而转换为各向同性的统一结构，属于几何各向异性结构；不同观测尺度上有着不同的空间结构特征，对不同空间结构的区域化变量确定了不同的理论模型参数，并绘制克立格图，给出不同观测尺度下满足独立取样的合理取样数目。

The evolution of reflectivity was calculated, and the calculated results agree with the experimental results.

根据这个理论模型计算了时间分辨反射率的演化，计算结果和实验结果相吻合。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。