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。

youdao

It is after all a simple ball and socket joint; it has certain loads imposed on it; it needs reliability over a defined life; it must contain materials suitable for the working environment.

它毕竟是一个简单的球窝关节；它有一定的载荷；它在有限的生命中需要可靠性；它必须包含适合工作环境的材料。

youdao

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