| 释义 |
space plane短语¹⁸⁰⁰⁹⁸⁺¹
基本例句
n.航天飞机
RBCC applications to reusable TSTO space transportation, near space or space plane, and SSTO vehicle are discussed. Finally, the suggestion about RBCC development in China is put forward.
论述了火箭基组合推进在两级入轨可重复使用天地往返系统、临近空间及空天飞行器和单级入轨方面的应用前景，并对国内这方面的研究提出了建议。 tjjs
The US Air Force's X-37B space plane is circling Earth and, although it is on a classified mission with an officially unpublished orbit, sky watchers have spotted it.
美国空军的 X-37B太空船当时正在环绕地球，在某个官方未公开的轨道执行秘密任务。天空观察者发现了它。 yeeyan |