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On the basis of stand of masson pine in Hubei Province, an advantageous height growth model、models of stand self-thinning,diameter growth before thinning and after thinning,diameter distributions model,tree height curve was formulated,and forcast model of wood recovery by stem analysis was established.

利用湖北省马尾松人工林的样地资料，建立了优势高生长方程、林分自然稀疏方程、未疏伐林分直径生长方程、疏伐后林分生长预测方程、直径分布模型、树高曲线方程；根据现场造材资料，建立了材种出材率预测模型。

Basing on the poission's equation of charge distribution and the transport equation of carriers, and considering the carriers' density of states as the two Gaussian distributions because of the energy disorders of organic molecules, we have studied self-consistently the effect of doping concentration and disordered degree on the mobility of carriers in the Alq3 flexible organic light-emitting diodes.

基于电荷分布的泊松方程和载流子输运方程，考虑最低能量非占据态和最高能量占据态的载流子态密度服从双高斯分布的模型，我们自洽地研究了掺杂浓度和无序对Alq3柔性有机发光二极管载流子迁移率的影响。

In this paper,a simulation program of hard parcels distributed in a coal seam is set up on the basis of analyses and assumptions,and four distributions of these parcels in a geven coal seam are analysed,which lay the theoretical foudation and necessory conditions of studying cutter random loads and designing dynamically working mechanism and entire machine.

文章通过分析假设，建立了硬质包裹体在煤层中分布的模拟程序，并模拟分析了硬质包裹体在煤层中的四种分布状况，为研究截割刀具的随机载荷、以及工作机构和整机的动态设计奠定了基础。

A software for aided designing bolt of tunnel named ANSYSBOLT was designed on the basis of ANSYS finite element software. In the software environment, bolt supporting model of physical tunnel in tectonic stress field was structured according to physical parameters of coal and rock seam of some working face, and in conditions of different buried depth, bolt supporting structure and pre-tightening force, distributions of stress of surrounding rock of physical tunnel and its displacement were analyzed and calculated by ANSYSBOLT software. Then influence of different buried depth, bolt supporting structure and pre-tightening force on stability of roof and floor of tunnel was analyzed and finally feasible scheme of bolt supporting was gotten according to the analysis result.

在ANSYS大型有限元软件基础上开发了巷道锚杆辅助设计软件ANSYSBOLT；在该软件环境下，根据某工作面煤岩层的物理参数，建立了构造应力场条件下的实体巷道锚杆支护模型，并按照不同的埋藏深度、锚杆支护结构和预紧力条件，经软件分析计算，得出了实体巷道围岩应力及位移分布情况，进而分析了不同埋藏深度、锚杆支护和预紧力条件对巷道顶底板稳定性的影响，最终根据分析结果得出了可行的锚杆支护方案。

And the potential distributions of the pipeline surface and in the sea mud are obtained.

获得了海泥中钢管表面以及海泥介质内部的电位分布。

The distribution of thickness rolled and profile are simulated by considering roll system elastic deformation theory, distributions of tension stresses theory and roll thermal crown theory during rolling of wide strip and high speed aluminum foil roughing mill the rolling technology and thermochemistry parameters are tested, etc, the paper verifies above theories.

采用差分法模拟了具有分段冷却装置的宽幅高速铝箔粗轧机轧辊的温度场及热凸度分布。对轧辊热形为特性进行了全面的研究。首次考虑铝箔轧制的辊系弹性变形理论。张应力分布理论及轧辊热变形理论模拟了宽幅高速铝箔粗轧机的轧后断面形状及板形。

A Rotary Arc Gap－switch in axial magnetic field is designed and built with high voltage, high current, large charge transfers, slight electrode erosion and long lifetime. The magnetic field, electric field distributions and move mechanism of the arc in axial magnetic field are studied.

为了满足高电压、大电流、高电荷转移量、电极烧蚀小、寿命长的要求，文中设计了一个由轴向磁场控制的旋转电弧间隙开关，研究了其电磁场分布及轴向磁场下电弧的运动机制，并进行了初步实验。

In the paper, concentration of major and trace elements of white-and-blue porcelain of Hutian kiln in Ming Dynasty were analyzed by PIXE, and elemental distributions of porcelain were analyzed by SPM.

本工作采用质子激发X射线发射分析方法研究了江西湖田窑明代中晚期青花瓷的胎、釉和青花中主量、微量元素的含量，并用质子扫描微探针分析了青花瓷剖面的元素分布。

The particle size distributions in Beijing collected in a normal weather period, a dust storm arrived from remote area and the local dust storm arising were measured by PIXE combined with a multi-stage sampler, and the change of the concentration of particulates with time was obtained by PIXE combined with a auto-step time sequence sampler.

用PIXE分析技术结合分级采样器测量了正常天气、远处沙尘暴到达时和局地扬尘起来时北京的大气颗粒物粒径分布谱，与时间序列自动采样器相结合，得到了大气颗粒物浓度随时间的变化，通过受体模型计算得到大气颗粒物来源及其贡献率。

The data analysis indicates statistically significant non-reproducibility of the cross sections and their energy oscillating in the two measurements. The experimental probability distributions of the cross sections are systematically wider than a Gaossian distribution with unit standard deviation.

实验结果表明，两次独立测量得到的反应截面的几率分布不是标准的Gauss型，其中，超过标准偏差3倍的几率高达约20％，就是说，截面及其涨落具有统计意义上的不可重复性。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失