a limit to high speed flight imposed by aerodynamic heating 同义词：thermal barrier,
例句与用法
1.
Presents the concept of heat barrier , and analyses its formation and some characteristics including irregular shape , dynamic changes and potential harmfulness 提出了土壤换热中热屏障的概念，并分析了热屏障的形成原因及其特性，即形状不规则、动态变化和危害性。
2.
For the long term operation , the growth rate of temperature is higher than that of average temperature of the soil , the system analysis should therefore be implemented from the viewpoint of both energy equilibrium and heat barrier in order to ensure the whole stability and reliability 长期运行中，热屏障带的温度增长速率要高于土壤平均温度的增长，建议从负荷平衡和热屏障两个角度进行分析，以保证地源热泵系统稳定可靠的运行。
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