collision bead
... drawer DRAWER 抽屉 collision COLLISION 碰珠 stainless strrl base STAINLESS STRRL BASE 不锈钢脚 ...
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·2,447,543篇论文数据，部分数据来源于NoteExpress
一种减少磨擦的轴承，主要由包括可自由旋转的硬金属珠的环状轨道构成，转动轴或其他部件因撞碰金属珠而转动。
A friction-reducing bearing consisting essentially of a ring-shaped track containing freely revolving hard metal balls against which a rotating shaft or other part turns.
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模块上移
模块下移
不移动