| 释义 |
开口销kāikǒuxiāo销子的一种。呈形,穿入螺栓轴等的孔中后,将穿出的部分向两侧叉开,用来固定螺栓或使轴上的轮子不至脱落。{split pin; metal cotter pin in the shape of , passed through a hole and held in place by its gaping slit end, for the purpose of fastening a screw bolt or preventing a wheel from falling off a shaft}H |