“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	willingness to accept willingness to pay Willman Ⅰ dwarf galaxy Willmore Willmore conjecture Willmore functional will of sports Willow Willow and Swallow Scroll by Shen Shou willow family willowleaf mosquitotrap willowleaf rhizome willow-leaf-shaped vase willow scrub willow spittlebug Willow，crow，reed，Wild goose by Zhao Ji Will power Willstrop telescope will to live will to power will training Willy Messerschmitt Willy Ronis Willy Russell Wilmot Proviso

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