- an obstacle to flight at very high speeds as a result of the heating effect of air friction
Also called: heat barrier
| 单词 | thermal barrier |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 ther′mal bar′rier, [Aeron., Rocketry.]
Collins Concise English Dictionary © HarperCollins Publishers:: thermal barrier n
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