查询词典 thermal conductivity

Based on the Boltzmann equation,taking the silicon film as example,the temperature effects on the heat capacity of carrier and lattice,thermal conductivity,relaxation time have been studied with the finite difference method.

基于Boltzmann方程，采用了Chen J K等人建立的自相关模型，考虑了Si薄膜的热容、热导率、弛豫时间等热力学参量随温度非线性变化的影响。

Results show that the thermal conductivity of bonded sample is little lower to that of pure graphite materials.

结果表明，800℃热处理后的粘接样品的热导率稍低于纯石墨材料的热导率。

The results indicate that the bottom surfacetemperature increases as current density, thermal conductivity, specific electric resistance and steelmaking temperatureincrease, and decreases as the bottom thickness and the heat change coefficient on boundary between shell and air increase.

揭示出底表面温度随电流密度、材料热导率、电阻率及炼钢温度增加而增加，随传热系数和底厚度增加而降低的关系。

The new cement cures to a 100% carbonaceous bond with high electrical and thermal conductivity.

这种新型水泥能粘合任何形状的刚硬的或挠性的经过机械加工的碳和石墨器件，固化后可形成百分之百的碳键结合且具有高的电导率和热导率。

Then, a correlation of liquid thermal conductivity with the heat of vaporization was derived by introducing the cell theory for liquids .

将所得模型结合统计力学理论，导出了液体的导热系数与蒸发潜热间的关系，对40种有代表性的物质(569个点)的关联，误差仅为1。

The results show that thermal conductivity of SiC is inversely proportional to temperature, and the coefficient of linear expansion is directly proportional to temperature.

结果表明，SiC材料导热系数与温度成反比，其线膨胀系数与温度成正比。

On the other hand,the computational formula for the prediction of the effective thermal conductivity of particulate composites is established.

本论文另一方面的工作是建立了求解含任意形状夹杂复合材料的等效热导率的计算公式。

Character : favorable Credibility, condensability, soft and elasticity ,high-thermal conductivity, nature viscosity, no need extra surface bond and meet the demand of the ROHS and UL

特点优势：高可靠性、高可压缩性，柔软兼有弹性、高导热率、天然粘性，无需额外表面粘合剂、满足ROHS及UL的环境要求

Thermal conductivity: comparison of steel, is that it's 3 times.

热传导性：相比较钢，是它的3倍。

The problem is the low thermal conductivity of air.

问题在于空气的热导率很低。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。