Water has a variable coefficient of expansion.
水的膨胀系数是可变的。
The housing has a higher coefficient of expansion than the ring.
壳体比圆环具有较高的膨胀系数。
One property associated with the glassy state is a low volume coefficient of expansion.
玻璃态的特征之一是体积膨胀系数较低。
The soldering glass has a rather low coefficient of expansion as well as low sealing temperature.
然而,通常热膨服系数高的封接玻璃软化温度低,而热膨胀系数低的软化温度偏高。
Copper, with its extremely high coefficient of expansion, expands more during heating than steel does.
由于铜的膨胀系数特别高,铜在加热时比钢膨胀得多。
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的测量方法及其测量不确定度。
Proceed from different heat coefficient of expansion of two different metals for thermal bimetals with dish shape, the calculation modul was given.
从碟形双金属片的两块不同金属的热膨胀系数出发,设计了计算模型。
This paper analyzes the factors that influence the measure of linear coefficient of expansion, so that the error of the experiment can be decreased.
对可能影响金属线胀系数测量的各个因素进行分析,以达到减小实验误差的目的。
Copper and plastic coefficient of expansion, and, therefore, more close to the plastic used in electroplating electroless copper plating coating layer as conductive.
金属铜与塑料的膨胀系数比较接近,因此,在塑料电镀中常用化学镀铜层作为电镀的导电镀层。
Design idea of the cavity using two different metal material of about the same coefficient of expansion to improve self-compensation action of the cavity is presented.
为了改进单一材料构成的腔体的温度自补偿特性,提出了利用膨胀系数相近的两种材料来做双频腔的方法。
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,在冷热交替的时候就会出现瓷层裂纹或爆瓷现象。
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.
利用本方法制备的覆铜因瓦片材,具有热膨胀系数低,散热性好,电容量大,电磁屏蔽性好;
The properties of coatings. e. g. tensile strength, expansion coefficient, wear volume under given conditions and porosity, etc. were tested.
测定了涂层抗拉强度、膨胀系数、一定条件下的磨损体积、气孔率等性能。
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。
Designed to complete the composite coefficient of thermal expansion of the calculation and prediction functions.
设计完成对复合材料的热膨胀系数的计算和预测功能。
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.
采用铅硼硅熔决釉研制出同时符合普通粘土瓦坯的烧成温度低、热膨胀系数低这两个主要性能特点的釉料。
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.
经储集层段测并解释孔隙度、含气饱和度及天然气膨胀系数等校正,可作出岩石含烃浓度随深度剖面变化的成果图。
Volumetric expansion coefficient and compressibility of water and steam are important parameters usually applied in the reactor thermal hydraulic, heat transfer and engineering thermodynamics.
水和蒸汽的体膨胀系数和压缩率是反应堆热工水力、传热学和工程热力学中常用的参数之一。
The corresponding mathematic model has been established in accordance with the physical definition of the density and the expansion coefficient through formula derivation.
根据密度和膨胀系数的物理定义,通过公式推导,建立了相应的数学模型。
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的种类、厚度及线膨胀系数对接合强度的影响。
By applying black box theory inlet pressure, inlet subcooling, outlet pressure and valve opening are selected as influence factors to flow coefficient of electronic expansion valve (EEV).
根据黑箱理论提出将阀前压力、阀前过冷度、阀后压力和膨胀阀流通面积作为膨胀阀流量系数的影响参数。
This paper reviews the research progress of rapid thermal response composite materials with high thermal conductivity and composite materials with controllable coefficient of thermal expansion.
综述了高导热系数的快速热响应复合材料及可控热膨胀系数复合材料的研究进展,并介绍了热适应复合材料在电子器件散热领域的应用。
The metal flow rule of the expandable tubular is closely related with the friction coefficient and extent of expansion.
膨胀套管在膨胀时的金属流动情况与磨擦系数和膨胀幅度密切相关。
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了两种预测单向复合材料的热膨胀系数的方法。
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:加捻纤维束构成的复合材料,由于纤维适当加捻,可以大大减弱纤维与基体各具不同的热膨胀系数而产生的固化残余应力。
The coefficient of linear expansion of the body and glaze, the melting temperature range, the whiteness, the microhardness and the heat stability of glaze were tested.
测试了基体和熔块的线膨胀系数、釉的熔融温度范围、釉面的白度、显微硬度和热稳定性等性能。
Thermal deformation temperature and liner expansion coefficient of the composite were decreased.
该复合材料的热变形温度有所降低,但线膨胀系数减小。
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,利用统计模型和确定性模型对碾压混凝土的等效温度线膨胀系数进行了反演分析。
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,利用统计模型和确定性模型对碾压混凝土的等效温度线膨胀系数进行了反演分析。
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