... ball injector 投球器 ball joint clamping 球形接头锁紧 ball joint drive 球节式装置 ...
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A set of inspection equipment for steel ball of RF joint of automotive constant velocity universal joint drive shaft is introduced.
介绍汽车等速万向节传动轴的固定节（RF节）防止漏装钢珠的检测装置。
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