While both competitors are tailless flying wings powered by single turbofans, the X-47B was designed for carrier operations and features folding wings and a tail hook.

参与竞争的两种无人机均为单一扇涡轮驱动的无尾翼飞行飞机，除此以外，X - 47 B被设计用于航母作战，具有可折叠机翼，并装备有尾部吊钩。

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Hook the small prawn from tail to head for fishing prawns and small fish.

钓虾或钓小鱼时把小虾从尾部钩到头部。

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The utility model discloses a burner used for quenching in hole, in particular suitable for quenching the partial surface flame in pin hole at hook tail of hook of the train.

本实用新型公开了一种用于孔内淬火的燃烧器，特别适用于列车车钩钩尾销孔局部表面 火焰淬火。

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