热沉（heat sink ），是指它的温度不随传递到它的热能的大小变化而变化，它可以是大气、大地等物体。
The diamond film is grown on the horizontal power diodes as their heat sink.
将金刚石薄膜应用于功率二极管（横向）的热沉。
参考来源 - 金刚石薄膜制备及其在改善电力电子器件热特性方面的研究According to heat transfer and hydrodynamics, the thermal flow dynamics and the thermal resistance microchannel heatsink are analyzed.
根据传热学和流体力学理论，本论文对微通道热沉进行了热流模型分析，理论推导了微通道热沉的热阻。
参考来源 - 大功率半导体激光器列阵散热技术的研究Comparing the three groups of data, we can see the effect of indium-soldered microchannel heat-sink is evident. We also measured the absorbed pump power under the same thermal lens (f=350mm).
比较三组数据,我们得出采用铟封微通道热沉的散热效果是明显的。
参考来源 - LD端泵Nd：GdVOThe surface evaporation of the extended meniscus liquid film in the microchannel driven by capillary force is the key process in heat sink and thermal management equipment.
毛细力驱动下微细通道内延展薄液膜的蒸发是很多高效热控和热沉装置的关键换热环节。
参考来源 - 毛细微结构中延展薄液膜过渡区的蒸发特性·2,447,543篇论文数据，部分数据来源于NoteExpress
本文对二维的热沉问题进行了理论分析和讨论。
The paper analyzed and discussed two-dimensional heat sink in theory.
接着论文主要计算分析了低温测量中热沉的尺寸效应。
In succession, the paper calculated and analyzed size effect of heat sink in the low-temperature measurement.
热沉能够保证有效地减小温度计上的热负荷，提高温度测量的精确度。
The heat sink can effectively guarantee the reducing of the heat load on the thermometer, and improve the accuracy of temperature measurement.
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