成层

A language that cannot be used as its own metalanguage, for example, FORTRAN.

成层语言，排元语言不能当作自己元语言使用的语言

Then the rigorous solutions for soil layer vibration are analytically derived by virtue of the separation of variables. By means of the orthogonal expansion technique, the coupling system solutions are finally obtained.

在这一背景下，本文考虑了饱和土的三维波动效应，采用解析方法对三维轴对称成层饱和土中完整桩及各类变阻抗桩的纵向耦合振动理论进行系统研究。

This paper systemically introduces the history and current status of the study on the problem of orthotropism and displacement back analysis, recounts and concludes the analysis theory about anisotropic rock mass, brings forward some models of displacement back analysis of the rock such as layered orthotropic model, proportional coefficient model, layered homogeneous model and equivalent simplificated model, and establishes target unknown, target functions and arithmetic for these models respectively, through analyzing the character of layered orthotropic rock mass.

本文系统介绍了正交各向异性问题和位移反分析方法研究的历史与现状，叙述与归纳了各向异性岩体的分析理论，通过分析成层正交各向异性岩体的特点，对该类岩体的反分析方法提出了分层正交各向异性模型、比例系数模型、分层均质模型和等效简化模型，并对各类模型分别确定了目标未知数、目标函数与算法。

The influence of sedimentation on overburden pressure and settlement of layered soil is studied and the relevant formulas are developed.

研究了沉积作用对成层地基自重应力与沉降的影响，给出了相应的计算公式，并对几种情况下的计算结果进行了分析比较。

First, this article use the theoretical t-z curve to simulate the single pile's working status, compared with the elastic method, the layered soil's property can be better thought over.

首先在理论t—z法的基础上计算了单桩的p—s曲线，与弹性理论法相比，t—z曲线法能更好地考虑土的成层性。

Plant community ; life form biological type ; layering ; horizontal distribution ; seasonal aspect of community ; succession ; prima succession ; second succession ; clima

植物群落；生活型；成层现象；水平分布；群落季相；演替；初级演替；次级演替；顶极

Based on the investigation and analysis of the Cupressus funebris seed orchard at Laoshan Island in the Qiandao Lake, Zhejiang province, the ecological characteristics of the male cone, female cone and pollen have been studied.

本文以浙江省千岛湖姥山林场柏木种子园为对象，对柏木球花及花粉的生态学特性进行了研究结果表明，柏木的雌雄球花在树冠中呈成层分布；降雨时，雄球花对花粉具有保护功能；柏木花粉体积小，重量轻，花粉量大，花粉的散发受气温、风力、相对湿度和气压的综合影响，其中气温是主导因子，风左右着花粉的传播，降雨加速花粉的沉降。

M and RCC concrete below the elevation and with an upstream conventional concrete slab structure for impermeabilization,the authors develop an inhomogeneous multi laminate media element model for seepage analysis of RCC dams based on the research of the numerical procedure of nodal virtual flux and the technique of draining substructure for drainage holes.

基于长江三峡大坝碾压混凝土方案左厂房 12号坝段上部为常态混凝土、下部为上下游面均设有常态混凝土的防渗结构型式的碾压混凝土坝的特点，借助于渗流场求解的结点虚流量法及排水子结构技术，并提出&排水孔开关器&的概念和渗流非均质成层材料单元模型，对坝中设计时存在的主要渗流疑虑问题、大坝的防渗与排水设施渗控方案的特性进行了数值分析研究。

Secondly, the methods of obtaining the distribution function of phreatic line and the seepage parameters were introduced on the basis of the research results of the formers.

在前人研究成果的基础上，总结坡前水位动态变化的成层土体浸润线的求解方法，并详细介绍非饱和非稳定渗流参数的确定方法。

Based on these solutions, the dynamic responses of integral pile and pile with various impedances are investigated.

基于所得解，对饱和成层土中的完整桩及各类变阻抗桩的振动特性进行了分析。

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