This was achieved by a NASA experimental hypersonic aircraft called the X-43.
这是通过名为 X-43 的 NASA 实验性高超音速飞机实现的。
| 单词 | Hypersonic aircraft |
| 释义 |
Hypersonic aircraft
原声例句
世界奇趣图谱 This was achieved by a NASA experimental hypersonic aircraft called the X-43. 这是通过名为 X-43 的 NASA 实验性高超音速飞机实现的。
英语百科
Hypersonic flightHypersonic flight is flight through the atmosphere below about 90km at speeds above Mach 5, a speed where dissociation of air begins to become significant and high heat loads exist. |
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