“emergency parachute”的概念、定义、翻译、参考文献-科学参考

单词	emergency parachute
释义	emergency parachute Encyclopedia 工学火箭弹射座椅释 emergency parachute救生伞飞机防护救生系统中，当飞机出现应急情况需要跳伞时，为拯救飞行人员生命、保证其安全着陆的救生工具。又称降落伞。
随便看	Meara vocabulary acquisition model mear infrared remote control device mear solar year measles measles vaccine measles virus measurability measurable measurable cardinal measurable cardinal number measurable cascade measurable decomposition measurable dynamical system measurable envelope measurable event measurable field measurable flow measurable function measurable function space measurable group action measurable hull measurable inverse measurable kernel measurable many-valued function measurable mapping

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。