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短语

free fall

机械工程, 建造 chute dénoyée
航空, 运输 largage libre; largage à volonté; largage à la discrétion
运输 saut en commandé
运输, 航空 chute libre
运输, 航空, 机械工程 chute par gravité
Free Fall
文化学习 Chute libre (Golding, 1959)
 英语 词库
free fall
军队, 后勤 Phase of the drop during which the paratrooper or the load falls because of his own weight. It ends when the parachute starts working (FRA); A parachute maneuver in which the parachute is opened, either manually or automatically, at a predetermined altitude. (FRA)
缩写 ff
美国 A parachute maneuver in which the parachute is manually activated at the discretion of the jumper or automatically at a preset altitude (JP 3-17) 亦见 airdrop, air movement, free drop, high velocity drop, low velocity drop
free-fall
: 25 短语, 9 学科
一般2
冶金2
建造5
技术3
机械工程3
爱好和消遣1
物理2
自动化设备1
运输6