Cone bolt, a bolt in the shape of a cone for engine attachment to the airplane structure.

锥形螺栓，外形是锥形的螺栓，用以将发动机连接到飞机结构上。

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Cone bolt, a bolt in the shape of a cone for engine attachment to the airplane structure.

锥形螺栓，外形是锥形的螺栓，用以将发动机连接到飞机结构上。

youdao