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  • Copper and plastic coefficient of expansion, and, therefore, more close to the plastic used in electroplating electroless copper plating coating layer as conductive.

    金属塑料膨胀系数比较接近因此塑料电镀常用化学镀作为电镀的导电镀层。

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  • The properties of coatings. e. g. tensile strength, expansion coefficient, wear volume under given conditions and porosity, etc. were tested.

    测定了涂层抗强度膨胀系数、一定条件磨损体积气孔率性能

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

    研究中,试图通过添加外加剂来降低青石热膨胀系数

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  • Designed to complete the composite coefficient of thermal expansion of the calculation and prediction functions.

    设计完成复合材料热膨胀系数计算预测功能

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  • The color glaze of low firing temperature and low expansion coefficient, to match the glaze tile made from common clay, was prepared in lead borosilicate system.

    采用硅熔决研制出同时符合普通粘土温度热膨胀系数两个主要性能特点的釉料。

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  • Volumetric expansion coefficient and compressibility of water and steam are important parameters usually applied in the reactor thermal hydraulic, heat transfer and engineering thermodynamics.

    蒸汽膨胀系数压缩率反应堆热工水力传热学工程热力学常用参数之一

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  • If there is a large difference in the coefficient of expansion, there will be cracks in the ceramic layer or the phenomenon of exploding porcelain in the alternating heat and cold.

    如果膨胀系数相差较大冷热交替时候就出现裂纹现象

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  • Measuring method for differential coefficient of expansion and the standard uncertainty is introduced as well.

    同时介绍了微分膨胀系数测量方法及其测量不确定度。

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  • The metal flow rule of the expandable tubular is closely related with the friction coefficient and extent of expansion.

    膨胀套管在膨胀时金属流动情况磨擦系数膨胀幅度密切相关

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  • The color glaze of low firing temperature and low expansion coefficient, to match the glaze tile made from common clay, was prepared in lead borosilicate system.

    采用系统,研制出具有低烧成温度低热膨胀系数色釉,用作粘土釉面釉料,其外观、物理、化学性能均能满足质量要求。

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  • The corresponding mathematic model has been established in accordance with the physical definition of the density and the expansion coefficient through formula derivation.

    根据密度膨胀系数物理定义通过公式推导建立了相应数学模型

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  • On the assumption that the product of volume thermal expansivity and bulk modulus based on the thermodynamic approximation theory, a new equation is presented for volume thermal expansion coefficient.

    根据热力学近似理论,在对体积热膨胀系数体积弹性模量乘积进行假设基础推导个体积热膨胀系数与体积和温度间的关系式。

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  • The analytical results show that the curing residual stresses of the twisted fiber composites in which there are different coefficient of thermal expansion due to curing can be decreased greatly.

    分析结果表明:加纤维束构成复合材料,由于纤维适当加捻,可以大大减弱纤维与基体各具不同热膨胀系数而产生的固化残余应力

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  • The catalogue of transition-metals, thickness and the thermal expansion coefficient which influence the strength of the bonded places are studied as well.

    同时还研究了过渡层金属种类、厚度线膨胀系数接合强度影响

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  • The variation of CHGR with depth is available from the calibration of the porosity, gas saturation of electric log interpretation of the reservoir and hydrocarbon gases expansion coefficient.

    经储集层段测解释孔隙度含气饱和度天然气膨胀系数等校正作出岩石含烃浓度深度剖面变化成果图。

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  • This article gave the measuring principle, formula and method of waters expansion coefficient by using density value of pure water in different temperature.

    利用不同温度下纯水密度给出的体系数计量原理公式方法

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  • Proceed from different heat coefficient of expansion of two different metals for thermal bimetals with dish shape, the calculation modul was given.

    金属片不同金属的热膨胀系数出发,设计计算模型。

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  • And the influence of annealing temperature was also found to be caused by the expansion coefficient difference and martensitic transition.

    晶化处理温度热胀系数差异带来热拉应力因马氏相变而致相变压应力均有不同程度的影响

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  • Two methods are established to predict the thermal expansion coefficient of Unidirectional composite based on micro-mechanics.

    基于细观力学方法建立两种预测单向复合材料热膨胀系数方法。

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  • The copper-clad invar sheet material prepared by use of said method has the low coefficient of expansion, good radiating capability, large capacitance and good electromagnetic screening effect.

    利用方法制备因瓦片具有热膨胀系数散热电容量电磁屏蔽性好;

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  • This paper analyzes the factors that influence the measure of linear coefficient of expansion, so that the error of the experiment can be decreased.

    对可能影响金属线系数测量各个因素进行分析达到减小实验误差的目的。

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  • The effect of dielectric constant, dielectric loss factor, coefficient of thermal expansion (CTE)and characteristic impedance of substrate materials on properties of MMB are mainly discussed.

    介绍了微波多层板所用基材性能参数,重点阐述材料介电常数介质损耗热胀系数特性阻抗多层板性能的影响

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  • Thermal deformation temperature and liner expansion coefficient of the composite were decreased.

    复合材料变形温度有所降低,但线膨胀系数减小。

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  • In addition, statistical and deterministic mathematical models are used for back analysis of equivalent temperature linear expansion coefficient based on the prototype monitoring data.

    此外基于原型观测资料,利用统计模型确定性模型碾压混凝土等效温度线膨胀系数进行了反演分析

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  • The influences of lithia content on the melting temperature, mechanical properties and thermal expansion coefficient of low temperature frit were studied.

    本文研究了氧化锂加入低温熔融温度力学性能热膨胀系数影响

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  • The effect of vacuum thermal cycles on the linear expansion coefficient profile was analyzed using a proposed two-dimensional model of micro-damage.

    通过所建二维细观损伤模型分析真空循环次数材料线膨胀系数曲线影响原因。

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  • A new digital image correlation method (DICM) measurement is utilized to investigate the thermal expansion coefficient of the far-infrared ceramic coated the semiconductor galvanothermy membrane.

    本文采用一种新的数字图像相关方法测量带有半导体电热膜远红外陶瓷热胀系数

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  • A new digital image correlation method (DICM) measurement is utilized to investigate the thermal expansion coefficient of the far-infrared ceramic coated the semiconductor galvanothermy membrane.

    本文采用一种新的数字图像相关方法测量带有半导体电热膜远红外陶瓷热胀系数

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