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Kelvin of thermodynamic temperature unit is consists of 4 dimensional space , minus 4 dimensional time and an coefficient of 22.77 ,its physical expression has upgraded into

热力学温度单位开尔文是由4维空间,负4维时间和系数22.77构成的,其物理学表述升级为

Among the influencing factors, thermodynamic property, temperature and velocity of the feed can affect mass transfer coefficient significantly, pH of the wastewater is a significant influencing factor for the treatment of high strength ammonia wastewater.

膜吸收法的影响因素众多,其中料液的热力学性能、温度和流速对传质系数的影响较大;在高氨氮废水的处理中,料液的pH是显著性影响因素。

Microvisual electromagnetic model and thermology model have been established and solved by starting with matching the change of micelle dielectric dissipation and heat exchange factor with temperature by using electromagnetic and heat transfer knowledge.

本文利用电磁学和传热学方面的相关知识,从拟合稠油中胶团介质损耗和换热系数随温度的变化规律出发,建立并求解了微波加热稠油的微观电磁模型和热学模型。

And, theoretical and experimental studies have been carried out of the performance of the heat transfer enhancement by adding a proper amount of nanoparticles to the thermosiphon with water as the working fluid. Compared with the ordinary thermosiphon, results indicate that this heat pipes posses such advantages as good startup, lower tube wall temperature, and its heat transfer coefficient is increased by 47~96%, heat flux is increased by 7.6~15% in the range of the experiment. The performance of the heat transfer relates to the diameter and the volume fraction of nanoparticle.

理论和实验的研究了这种热虹吸管蒸发段的工作特性,结果表明,与普通热管相比较,这种新式热管具有很好的启动特性,低的管壁温度,换热系数提高了47~96%,轴相热流率提高了7.6~15%,其换热性能随纳米颗粒粒径的减小而增大,随纳米颗粒加入量有所增加,当超过一定量时换热性能反而降低了。

From the theory of phase transformation and thermal elastoplastic, and based on experimental data of laser quenching, a non linear coupling heat conduction equation considering phase transformation, temperature field and variable physical properties can be estabilished.

从相变理论和热弹塑性理论出发,并结合激光淬火实验资料,建立了考虑相变过程、温度场和变物性系数的非线性耦合热传导方程;建立了相变组织与材料性能的数值计算模型。

Based on the principle of modified corresponding state,an equation to calculate the thermal pressure coefficient s of liquids over a wide temperature range from the triple point to the critical point was established, which has only a molecular size-dependent parameter.

根据改良的对应状态原理,建立了一个新的液体热压力系数计算公式,可适用于从三相点到临界点的宽阔温度范围。

The vaporization enthalpies were calculated based on the relationship between K and T.

根据分配系数K和温度T之间的关系,求得焓变数值。

Objective: Study the influence of parameters such as attenuation coefficient, velocity of sound, and temperature of medium on focusing sound field.

目的:研究声衰减系数、声速、温度等媒质参数对声聚焦的影响。

In this paper, the target radiate characteristics and waveband selection of the infrared ...

并指出:在靶场环境下影响经纬仪红外分系统主镜面形精度的主要原因是温度的变化,这种情况可通过选择低线膨胀系数的材料并且使镜座和反射镜采用相同的材料予以解决。

The design of heater is important too. Based on the theory of the pyroelectric current method, the sample temperature variety must be symmetrical. Heater is designed with ampullaceous hearth.

加热炉炉体的设计也很关键,针对基于热释电电流法测量热释电系数时对样品温度变化的要求,设计了一款瓶状腔体式加热炉。

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