The new physical concept "molecule vacuum life" is presented, on which the method of measuring the thermal adaptation coefficient of gas molecule is deduced.
提出了“分子真空寿命”这一新的物理量，并以此概念推导出测量气体分子热适应系数的方法。
The effect of vacuum thermal cycles on the linear expansion coefficient profile was analyzed using a proposed two-dimensional model of micro-damage.
通过所建二维细观损伤模型分析了真空热循环次数对材料线膨胀系数曲线影响的原因。
The variation of heat loss rate with the vacuum degree, the effect of vacuum degree on the heat loss, the variation of overall heat loss coefficient with the temperature difference are found.
得出了热损速率随真空度的变化规律和总热损系数随温差的变化关系。
In the conventional vacuum insulation board, a fatal defect is that the place for holding a getter has the highest heat conduction coefficient.
传统真空隔热板中，导热系数最高的地方是放吸气剂的地方，这是它的一个致命缺陷。
In the conventional vacuum insulation board, a fatal defect is that the place for holding a getter has the highest heat conduction coefficient.
传统真空隔热板中，导热系数最高的地方是放吸气剂的地方，这是它的一个致命缺陷。
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