In some cases the designer has placed the king pin axis so close to the wheel that the king pin centerline becomes very close to the tire patch.

在某些情况下，设计者补丁放在国王针轴如此接近车轮的主销中心线变得非常接近轮胎。

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Front wheel shimmy is the phenomenon that steering wheels vibrate around king-pin axis with a certain amplitude and frequency when the vehicle travels in a straight road.

前轮摆振是指汽车在平坦的路面上直线行驶时，转向轮以一定的幅度和频率绕主销持续振动的现象。

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The pin fits snugly in a reamed tapered hole that is perpendicular to the shaft axis and either radial or tangential to the shaft surface.

该引脚正好符合了扩锥孔的垂直轴的轴线，要么径向或切向轴表面。

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