double slotted flap 双缝襟翼 ; 双开缝襟翼
double-slotted flap 双开缝襟翼
Double slotted flap surfaces 双槽襟翼操纵面
Double-slotted atomic trapping quartz tube 双缝式原子捕获石英管
The outline of the masonry arch dam is double-curved, the dam body is impervious, the crest spillway is built of slotted-type bucket and the mid-discharge orifice is slit-type bucket.
模型试验和实际运行表明,浆砌石拱坝体型、坝体防渗及泄水建筑物等设计是成功的。
This efficiency is due largely to the innovative design of the low-drag wing. This design includes leading-edge slats, double-slotted Fowler flaps, and high-Mach blended winglets.
如此卓著的效率应当归功于低阻机翼、前缘缝翼和双开缝襟翼,以及高马赫混合式翼梢小翼。
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