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单词
parachute
释义
parachute
Encyclopedia
工学
产业用纺织品
释
parachute
降落伞(滑翔、抛投、减速)
在航空科学中,主要由透气的丝绸织物制成,并可折叠包装在伞包或伞箱内的物品。又称保险伞。
工学
空降空投系统
释
parachute
降落伞
飞机空降空投系统中,依靠相对于空气运动充气展开以增大运动阻力,使人或物减低速度、稳定姿态的一种扩张式气动减速器。
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