Base on the theory of differential thermal expansion between the two materials having different CTE values, a thermal switch as a crucial part in the thermal control system is designed.
根据具有不同温度膨胀系数的材料遇热变形不同的原理，设计了该热控系统的关键部件-热开关。
Liquefied gas and Oxygen by high temperature flame burnt due to different thermal differential expansion, formed as litchi face the same effect.
液化气和氧气经高温火焰燃烧，由于不同的热膨胀，形成了作为荔枝面相同的效果。
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