expansivity

noun

1. 膨胀率
   the amount by which a material gets larger or smaller if the temperature changes by one degree

1. In this paper, dealt with are the different effects of the superfine slag on the shrinkage and expansivity of the high strength concrete ( HSC) and the shrinkage-compensating concrete.
   研究了超细矿渣对高强混凝土和补偿收缩混凝土的收缩、膨胀性能的不同影响。
2. For foundry sand from a famous domestic area, the curve of thermal expansivity with the temperature was described.
   本文最后给出了利用本装置测得的国内某著名铸造用原砂的热膨胀－温度曲线。
3. The practical value of knowledge resources possesses popularity, duality of exhaustiveness and non exhaustiveness, and expansivity.
   知识资源的使用价值具有广普性、非耗竭与耗竭二重性及扩张性；
4. In this article, the method of producing the glass from the goldmine-tails has been studied, and the bending strength, chemical stability, density, thermal expansivity of the glass have been measured.
   研究了利用金矿尾砂熔制玻璃的方法，测定了基础玻璃的抗折强度、化稳性、密度、热膨胀性等理化性能。
5. The apparent porosity of the samples was significantly decreased and the linear expansivity increased with increasing the forming pressure.
   随着成型压力的增加，试样的显气孔率明显减小，线变化率增加。
6. Polyimide ( PI) had been widely used in electric industries because of their outstanding characteristics, such as excellent tensile strength and modulus, low thermal expansivity and dielectric constant ε, good insulation capacity and good resistance to organic solvents.
   聚酰亚胺因为其优异的性能被广泛的应用于电气工业，例如高强度与高模量，低热膨胀系数和介电常数，优异的绝缘性能和耐溶剂性。
7. The shrinkage of silicone rubber reduced in the temperature range of vitreous state and vitrification transition region and the expansivity of silicon rubber increased in the temperature range of high-elasticity state after proton radiation.
   辐照后硅橡胶在玻璃态和玻璃转变区的温度区间内收缩率降低，而在高弹态的温度区间内膨胀率增加。
8. Combine the computing model for the volume dependence of the isothermal bulk modulus BT derived by Cui and Chen, we can further get the new calculated formulas of thermal expansivity.
   而在结合Cui-Chen提出的体积弹性模量公式后，又进而得到了新的计算热膨胀系数的表达式。
9. Expansivity of MCGS and Development of Device Driver
   MCGS的可扩充性及其设备驱动开发
10. Study of Properties of Sealing Flame-retardant with Low Smoke-Density and High Expansivity
    低烟密度、高膨胀率阻燃封堵材料的性质研究
11. For each test series the samples were maintained according to its own maintaining method and the loss rate of quantity or length expansivity was measured in defined period.
    各个试验系列按照各自养护方法进行养护，并在规定龄期测定其质量损失率或长度膨胀率指标。
12. Determination of the thermal expansivity and compressibility for pmma/ san blends
    PMMA/SAN共混体系的热膨胀系数和等温压缩系数测定
13. In this paper, the linear expansivity of plaster mould mixture together with tensile strength, flowability and solidification time were studied mainly.
    本文主要研究了石膏型混合料的线膨胀率，其次研究了抗拉强度、流动性和胶凝时间等工艺性能。
14. In the high temperature the thermal expansion and thermal expansivity of ceramic cores are small, and the size stability is extremely good.
    陶瓷型芯在高温时的热膨胀率及热膨胀系数都很小，型芯有很好的高温尺寸稳定性。
15. These properties include vapor-liquid and critical properties, constant pressure heat capacity, thermal expansivity and isothermal compressibility, transport properties as viscosity, self-diffusion coefficient and thermal conductivity, and liquid density and viscosity of binary mixture.
    这些热力学性质包括气液相平衡及临界性质，恒压热容，热涨系数，压缩系数，传递性质如剪切粘度、扩散系数、热传导系数等，以及二元混合物的密度和粘度。
16. This expansivity showed up that keen mainland complex, and vivid consciousness of maritime state, and so forth.
    这种扩张性表现在浓厚的大陆情结与日益提升的海国意识等方面。

noun

1. a friendly open trait of a talkative person

   Synonym:    effusivenessexpansiveness

2. a quality characterized by magnificence of scale or the tendency to expand
   1. the expansiveness of their extravagant life style was soon curtailed

   Synonym:    expansiveness

3. the fractional change in length or area or volume per unit change in temperature at a given constant pressure

   Synonym:    coefficient of expansion