当关节接合处突然分开，液体无法流入不断增大的关节真空处，因此形成了一个气泡，这就是响声的来源。
As the joint surfaces suddenly separate, there is no more fluid available to fill the increasing joint volume, so a cavity is formed and that event is what is associated with the sound.
由于对薄骨和关节接合处骨骼的较好识别，使其重建后的三维模型可以清晰地再现解剖结构，取得了较好的效果。
Because better segmentation results have been obtained, the system can clearly represent the anatomy structure of bones and the bones in the joint based on recognition and 3d reconstruction.
用于固定关节假体的销包括用于与假体(2)相关的连接部分(4)和位于在骨骼上形成的孔中的接合部分(5)。
A pin for the anchoring of articular prostheses includes a connecting portion (4) with a prosthesis (2) and an engagement portion (5) in a hole obtained within a bone.
骨头接合的部位叫做关节。
一凸形突起物（26）延伸自下板，并接合一关节表面，该关节表面由在上板中形成的一凹入凹处（28）所限定。
A convex-shaped projection (26) extends from the lower plate and engages an articular surface defined by a concave recess (28) formed in the upper plate.
一凸形突起物（26）延伸自下板，并接合一关节表面，该关节表面由在上板中形成的一凹入凹处（28）所限定。
A convex-shaped projection (26) extends from the lower plate and engages an articular surface defined by a concave recess (28) formed in the upper plate.
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