连续原理

Based on the crystal growth elementary principle,a plagioclase crystalline velocity equation is suggested.

从晶体生长的基本原理出发，提出了按非连续机制生长的斜长石晶体结晶速率表达式。

A scheme of microscope polarization interference imaging spectrometer based on a Savart polariscope and its basic principles are introduced,and the relative expression of depth of field of MPIIS is derived with the geometrical-optics method.

提出了一种基于萨伐尔偏光镜双折射晶体进行光谱分光的显微偏振干涉成像光谱仪的创新性原理和方案；从几何光学的角度推导了显微偏振干涉成像光谱仪景深的理论计算公式；给出了景深与光谱分辨力的变化关系，证明了景深的存在使系统光谱分辨力不再唯一确定，而是在一定范围内连续变化；通过计算机模拟分析了景深对系统分辨力的影响。

The paper first studies the primary analyse method of static voltage stability problem such as continuous power flow, sensitivity analysis and eigenvalue structure analysis.

本文首先对静态电压稳定性的主要分析方法如连续潮流法、灵敏度分析法和特征结构分析法进行研究，介绍了它们各自的原理、特点以及在电压稳定分析中的作用。

Flash animation, software can achieve various effects, animation is by a frame of a frame of static images in a short time, the visual effect caused by the dynamic process, clarify performance is one of the most important principle of abstraction and media. The use of reasonable design, animation, not only helps to discipline knowledge expression and communication, make the learners to deepen the understanding of the knowledge and improve the learning interest and teaching efficiency, also can add artistic effect of courseware.

Flash软件可以实现多种动画特效，动画都是由一帧一帧的静态图片在短时间内连续播放而造成的视觉效果，是表现动态过程、阐明抽象原理的一种重要媒体。，使用设计合理的动画，不仅有助于学科知识的表达和传播，使学习者加深对所学知识的理解，提高学习兴趣和教学效率，同时也能为课件增加生动的艺术效果。

Those methods can be applied to solve the shear lag effect of the continuous box girders with the principle of superposition.

结合叠加原理，可以将上述方法应用于求解连续梁的剪力滞效应。

This thesis discusses principle of measurement, system structure and system performance of the portable instrument for radon measurement in detail.

论文对本次研制的便携式连续测氡仪的测量原理、系统结构和系统性能作了详细的论述。

Firstly, based on the Duhamel integral and dynamic reciprocity theorem, the generalized Duhamel integral expression is written to a point in the half infinity space under moving load. Secondly, the train load is considered as a series of centralized loads with fixed distance. The dynamic response expression of a point in frequency domain and frequencywavenumber domain are derived out through the Floquet transform and Fourier transform under a moving load, and then the dynamic response of a point is gotten ...

以Duhamel积分为基础，首先应用动力互等定理，得到了移动荷载作用下，半无限大弹性连续介质空间上任意点的动力响应的广义Duhamel积分表达式；然后将列车荷载简化考虑为一系列具有一定间距的集中荷载，采用Floquet变换、Fourier变换等方法，得到了一个集中移动荷载作用下任意拾振点ξ的动力响应在频域和频率波数域内的表达式，进而由叠加原理得到列车荷载作用下的动力响应解；最后，通过算例说明该算法的适用性。

In this paper the technique of Thermo Time Domain Reflectometry is introduced to make measurements of a wide range of soil physical properties.We outline the theories of TDR technique for water content and electrical conductivity measurement, and heat pulse technique for determination of volumetric heat capacity, thermal conductivity, and thermal diffusivi...

本文以热脉冲技术和时域反射技术的理论为基础，介绍了利用热脉冲技术时域反射技术连续定位测定土壤含水量、电导率、温度和热特性的原理，并利用土壤热特性与容重和含水量的关系，导出了土壤容重、饱和度和通气孔度的计算公式。

Based on the sizeof the set of perturbed minimal points in the variational principle, the differentiability of lower semicontinuous functions is examined by means of approximation of the infconvolution sequence.

摘要通过函数的下卷积函数列的逼近方法，在变分原理中从扰动最小值点集的"大小"入手，研究了下半连续函数的可微性。

Based on the strain energy model presented by Sun-Zhang and the energy conversion and energy conservation,a new semicontinuum model is presented to calculate the nature frequency of a nanoscaled clamped-clamped silicon beam.

基于Sun-Zhang提出的应变能量计算模型，根据动势能转换与守恒原理，提出了用于分析硅纳米梁基波频率的半连续体模型。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了