The ball joint has a substantially annular joint housing (3), in the cylindrical interior of which a ball socket (1) can be arranged.

该球形万向节具有一个基本环形的万向节壳体(3)，在其基本圆柱形的内室里面可以设置一个球壳(1)。

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With the ball socket of a mini car as the study instance, it is presented to substitute polyester elastomer for polyformaldehyde in production of ball sockets.

以微型汽车球头销座为实例研究以聚酯弹性体取代聚甲醛制造汽车球头销座。

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Selection basis and method on allowable contact stress of rolling ball-socket nozzle were described. Based on empirical formula and test data, several factors affecting allowable stress were analyzed.

叙述了滚动球窝喷管在设计中许用接触应力的选择依据及方法，并根据以往的经验公式及其试验数据对影响许用接触应力的几个因素进行了分析。

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He then tested how much friction there was when a ceramic ball and a polyethylene socket were immersed in a liquid with the same properties as synovial fluid.

BBC: Longer-lasting hip-joint hope

The Yankees immediately scheduled a more extensive dye-contrast MRI, which showed a significant tear of the labrum, the socket padding that holds the ball of the shoulder joint in place.

WSJ: Pineda Done Before Starting

It turned out that the handle had compressed the eyeball in and pushed it up in the socket (think about squeezing a rubber ball), but it remained attached.

CNN: Man's eye saved after impalement