绝热变化

理想气体系统作等容、等压、等温或绝热变化时，不难判知其系吸热或放热。

It is easy to know the ideal gas system , passing through the iso - .

实验表明：该装置结构简单、经济实用，能较方便、准确地测量磁工质的绝热温度变化。

The results show that this equipment has the merits of simpleness & economy and the adiabatic temperature change of magnetic refrigerants is conveniently and truly measured by using this equipment .

异构化为放热反应，而芳构化为吸热过程，通过该偶合反应可使反应的绝热温度变化幅度变小，使反应容易控制和操作。

The change of adiabatic temperature was small during coupling isomerization with aromatization of hexene-1 , because both reaction heats were counteracted each other , exothermal reaction for the former and endothermic reaction for the latter .

分析了低温液体容器无损存储时的传热规律，并建立了传热模型，得出了反映储罐绝热层温度变化的微分方程式。

By analyzing the heat transfer law of lossless storage in cryogenic vessel , a heat transfer model was established and the differential equation was derived .

多孔硅低热导率，大内表面积的性质正好符合热敏系统中对绝热层高温度变化敏感度和低热损耗的要求。

The thermal isolation layer of thermal sensitivity systems must has high sensitivity of temperature change and low thermal wastage , PS with property of low thermal conductivity and large inner surface area can meet this requirements exactly .

当菲律宾群岛以东洋面上空的反气旋环流中心西移稳定至130°-145°E这一区域后，非绝热加热的垂直变化对该环流中心的维持及消亡起主要作用。

After the anti-cyclonic center to the east of the Philippines moves to130 ° - 145 ° E , diabatic heating vertical change plays a major role in its maintenance .

环流日变化是被非绝热加热的日变化所驱动的，特别是被太阳辐射日变化所驱动。

Its diurnal change is consistent with that of the heating field 's , especially with diurnal change of the solar heating .

整个个过程使得对流层中下层的非绝热加热过程发生变化，从而导致热带大气低频振荡周期发生改变。

And the changes in both sensible and latent heat could modify the diabatic heating rate in the middle and low troposphere which lead to the variations of the LFO period .

由于绝热温升是影响混凝土结构温度场的主要因素，因此在混凝土结构温度应力仿真分析时，需要比较准确地模拟绝热温升的变化规律。

Because the adiabatic rise of temperature of concrete has significant effect to thermal stresses of concrete , accurately simulating the regularity of adiabatic rise of temperature of concrete is needed when thermal stresses analysis simulating the construction process .