查询词典 coefficient of the expansion

The calculated values of thermal expansion coefficient and bulk modulus agreed well with the experimental results. This indicate that our method is effective and those parameters can reflect the origin of expansibility and compressibility of crystals.

对比不同体系的膨胀系数和体模量的计算值和实验值，可以发现两者的符合程度很高，说明我们的计算方法抓住了决定晶体膨胀和压缩行为的主要矛盾。

Then the boundary element integral equation of interior and exterior form is deduced in detail, also the form with corner coefficient. The significance for numerical calculation and principle of the singular integral is analyzed, and a non-isoparametric transformation method is presented to calculate weak singular integral and Cauchy integral, the method presented provides us a very simple way to computer the two kinds of singular integral of Helmholtz boundary integral equation, and it is easy to program in computer. After the difficulty of the calculation for multi-frequency of Helmholtz boundary element is explained, a method named SECHIEF (Series Expansion Combined Helmholtz Integral Equation Formulation), which is focused on the computational efficiency, is presented.

对结构声辐射的边界积分方程的内部形式与外部形式进行了详细的推导，给出了角点系数的计算方法与边界积分方程的形式，在此基础上，分析了奇异积分产生的原理及其对数值计算的重要性，提出了一种计算奇异积分的非等参(来源：Ae8a8BC论文网www.abclunwen.com)单元的变换方法，该方法给Helmholtz 声学边界积分方程中的弱奇异积分与Cauchy 奇异积分的计算以及编程提供了极大便利。

This adjustment to the burning area is due to the difference of thermal expansion coefficient between the matrix and components.

物理方法的燃面调节作用主要是由异质组份与基体间热膨胀系数的差异而造成的。

This product not merely solves the problem of the coefficient of expansion, solved the regular problems of two kinds of materials again at the same time.

该产品不仅解决膨胀系数的问题，同时又解决了二种材料的固定问题。

The selection of thermal expansion coefficient is of vital importance to the correction of thermal error .

材料膨胀系数的选用对精密机械热误差修正的结果好坏有着决定性的影响。

In this paper, the test method of the linear thermal expansion coefficient of hardened cement paste is studied.

本文研究了水泥石线性热膨胀系数的测试方法，并针对本试验方法制定了相关的试验制度。

The dielectric constant and thermal expansion coefficient of samples increase with the increase of ZnO content.

样品的介电常数和膨胀系数随着氧化锌的增加而增加。

The thermal expansion coefficient of fluosilicate glass-ceramics is mainly affected by the crystal phases and their amount.

氟硅酸盐微晶玻璃的热膨胀性能主要取决于微晶玻璃的晶相组成及其相对含量。

During the study we tried to lower the thermal expansion coefficient of cordierite by adding additives.

在本研究中，还试图通过添加外加剂来降低堇青石的热膨胀系数。

The results show that the thermal expansion coefficient, dielectric constant and hardness of the composites increase with the increase of Sr-celsian content.

摘 要：采用电子陶瓷工艺制备了一系列玻璃/锶长石陶瓷复合材料，并对复合材料进行X射线衍射分析、扫描电镜观察和性能测试。

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