条件分布

A 3D particle velocity measurement system was built upon calibration method of multi-layer regular grid and particle space coordinates determination method of iterative approaching developed in this paper.

对不同的粒径和不同的水流条件，颗粒纵向平均速度都符合对数分布规律，垂向和横向的平均速度属于随机波动的范围。

In this paper, according to the sedimentary characteristics of Quaternary stratum in the large inland basin s of Chinese northwestern dry district, it is expounded that the formed condition and distributed regularity of pore water in the loose rock.

本文根据我国西北干旱区大型内陆盆地第四纪地层的沉积特征，阐述了松散岩类孔隙水的形成条件和分布规律。并对盆地基底形态影响其储水构造发育的主要因素进行了探讨，由此提出了具有代表性的四种构造类型。为深入研究和开发利用地下水资源提供参考依据

The conclusions also offer the different engineering constructs corresponding references.There is some particular regularity for the mechanics condition, genetic type, and slide mechanism of the expansive soil landslides in Ankang basin area, as follows:The expansive soil landslides always represent polygenic traction slides.

通过研究，从安康盆地膨胀土滑坡产生的力学条件、成因类型、滑坡机理上的得出的特殊性规律为：安康胀土滑坡多为牵引式多次滑动；胀土滑坡的浅层性与宏观结构性；膨胀土滑坡滑床的平缓性；膨胀土滑坡具有时间性和成群分布性；膨胀土滑坡的蠕变性。

The main contents and achievements are summarized as following: 1. The principle of tension leveling of metal strip is described systematically using relative tension and relative curvature on the basis of plane hypothesis including the stress distribution on the section, the condition to undergo plastic longitudinal elongation, the calculation of longitudinal elongation, the change of tension along the strip etc.. 2. The tension leveling process of metal strip on a multi-roll arrangement is investigated detailed by nonlinear finite element method and many rules to guide the strain, deformation, stress and bending moment are discovered and illustrated.

本文的主要内容和成果如下： 1、以平面假设为前提，采用解析分析方法，建立了以相对张力和相对弯曲曲率为基本参数的平面应变金属带材拉伸弯曲变形基本原理较为系统的描述，描述涉及到应力分布与两个基本参数的关系、带材塑性延伸的边界条件、带材延伸率的计算、带材张力变化的计算等。

We developed the theories and methods founded by C.S.Wen at low Knudsen number, gain the relative velocity and relative Brownian diffusivity tensor of the particles, and the pair-distribution equation at high Knudsen number is established.

首先，从C.S.Wen已经建立了的低Knudsen数下连续介质体系中碰并理论一系列方法出发，得出了高Knudsen数下的粒子间的相对重力速度和相对Brown扩散系数，并得到了高Knudsen数条件下的对分布方程。

Temperature distributions of the diode cathode of W and Mo are calculated by finite diffe- rence under different conditions.

采用数值方法计算了常用基底W、Mo阴极金属丝在不同条件下的温度分布，同时首次给出了这两种材料在宽温区内导热系数、辐射系数的计算公式。

The results showed that the determined components are homogenous on different position of sample surface and in different depth of the sample, and the repeatablity of determination resuts was also good under same preparation conditions. So this way could surmount the error from the sample preparation of powder press.

试验结果表明，块状样品表面不同部位及不同深度的化学成分分布均匀，相同熔融条件下的样品重复性良好，解决了用粉末压片制样对测定结果带来的误差。

And the gear ring eccentric error has the maxmum influence on the load sharing properties.

在其他条件不变的情况下，载荷分布不均匀系数随太阳轮支撑刚度的增大而增大。

The strain rate field below notch root of the charpy V-notched specimen was numerically simulated using a dynamic elasto-plastic finite element method.

采用动态弹塑性有限元分析方法，对Charpy V型缺口试样在冲击加载条件下缺口前沿各点的应变速率分布特性进行了研究。

By analyzing the distribution of the roots of the characteristic equation according to Rouche theorem, the stability condition of this dynamical system is investigated and Hopf bifurcations are demonstrated. The bifurcation graph can be obtained and some simulation examples are shown.

利用儒歇定理及其推论分析了该动力系统特征方程根的分布情况，进而得到该系统解析解稳定和Hopf分支存在的条件，画出了分支图，给出相应的数值例子。

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％。