火焰前缘的一维推进 one-dimensional flame propagation
未出露的前缘双向构造 blind frontal duplex structures
明显的前缘 sharp front
楼梯每一级的前缘 nosing
前缘缝翼的传动 slat drive
边缘前脑内的穹窿下器 subfornical organ ; SFO
收起的前缘缝翼 retracted slat
可收起的前缘缝翼 retractable slat
前缘缝翼收起的 with slats in
高超声速气流条件下，尖楔前缘的热环境非常恶劣。
The thermal environment of the wedge leading edge is rigorous in hypersonic flow.
座头鲸鳍部前缘的波纹结构能帮助它优雅灵活的穿梭于海水之中。
Ripples on the leading edge of humpback fins help the whales slice through water with grace and dexterity.
具有任意曲线前缘的亚音速升力面的气动敏感性导数由核函数法给出。
Aerodynamic sensitivity for subsonic lifting-surface with arbitrary curved leading edge is evaluated by kernal function method.
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