| 单词 | thermal barrier |
| 释义 | > as lemmasthermal barrier thermal barrier n. Aeronautics = heat barrier n. at heat n. Compounds 2. ΘΚΠ society > travel > air or space travel > specific movements or positions of aircraft > aerodynamic forces and concepts > [noun] > limitations on speed sound barrier1939 thermal barrier1951 heat barrier1953 1951 Jrnl. Royal Aeronaut. Soc. 55 757/2 A new barrier is faced after ‘climbing’ the sonic barrier, namely the Thermal Barrier. 1958 C. C. Adams et al. Space Flight 265 The MA-2 is a special suit that is ventilated for travel through the thermal barrier, and the MA-1 is a new ARDC helmet. < as lemmas |
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