Astronautics and Materials Science. A protective surface layer (e.g. in a rocket engine) made of a material which ablates readily when heated and so…
| 单词 | θ208058 |
| 释义 | society > travel > air or space travel > a means of conveyance through the air > spacecraft > rocket > [noun] > types of rocket engine > outer layer designed to ablate (1) ablator1961 Astronautics and Materials Science. A protective surface layer (e.g. in a rocket engine) made of a material which ablates readily when heated and so… |
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